Home / 112,908,024.48-155,803,706.64-63,341,619.36

Finding the Fourth Proportional to 112,908,024.48, 155,803,706.64 and 63,341,619.36

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Solution

The fourth proportional to 112,908,024.48, 155,803,706.64 and 63,341,619.36 is: 87,406,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,908,024.48 : 155,803,706.64 = 63,341,619.36 : x
  2. Step 2: Convert to fraction form
    112,908,024.48/155,803,706.64 = 63,341,619.36/x
  3. Step 3: Cross multiply
    112,908,024.48x = 155,803,706.64 × 63,341,619.36
  4. Step 4: Simplify right side
    112,908,024.48x = 9,868,859,080,867,984
  5. Step 5: Solve for x
    x = 9,868,859,080,867,984/112,908,024.48
  6. Step 6: Final answer
    x = 87,406,179.73

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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.