Home / 112,113,914.40-154,716,953.04-63,221,001.12

Finding the Fourth Proportional to 112,113,914.40, 154,716,953.04 and 63,221,001.12

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Solution

The fourth proportional to 112,113,914.40, 154,716,953.04 and 63,221,001.12 is: 87,244,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,113,914.40 : 154,716,953.04 = 63,221,001.12 : x
  2. Step 2: Convert to fraction form
    112,113,914.40/154,716,953.04 = 63,221,001.12/x
  3. Step 3: Cross multiply
    112,113,914.40x = 154,716,953.04 × 63,221,001.12
  4. Step 4: Simplify right side
    112,113,914.40x = 9,781,360,661,424,826
  5. Step 5: Solve for x
    x = 9,781,360,661,424,826/112,113,914.40
  6. Step 6: Final answer
    x = 87,244,841.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.