Home / 112,525,546.53-168,818,619.32-57,908,370.81

Finding the Fourth Proportional to 112,525,546.53, 168,818,619.32 and 57,908,370.81

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Solution

The fourth proportional to 112,525,546.53, 168,818,619.32 and 57,908,370.81 is: 86,878,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,525,546.53 : 168,818,619.32 = 57,908,370.81 : x
  2. Step 2: Convert to fraction form
    112,525,546.53/168,818,619.32 = 57,908,370.81/x
  3. Step 3: Cross multiply
    112,525,546.53x = 168,818,619.32 × 57,908,370.81
  4. Step 4: Simplify right side
    112,525,546.53x = 9,776,011,206,925,248
  5. Step 5: Solve for x
    x = 9,776,011,206,925,248/112,525,546.53
  6. Step 6: Final answer
    x = 86,878,149.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.