Home / 108,539,712.90-162,762,330.15-35,728,359.30

Finding the Fourth Proportional to 108,539,712.90, 162,762,330.15 and 35,728,359.30

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Solution

The fourth proportional to 108,539,712.90, 162,762,330.15 and 35,728,359.30 is: 53,576,989.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,539,712.90 : 162,762,330.15 = 35,728,359.30 : x
  2. Step 2: Convert to fraction form
    108,539,712.90/162,762,330.15 = 35,728,359.30/x
  3. Step 3: Cross multiply
    108,539,712.90x = 162,762,330.15 × 35,728,359.30
  4. Step 4: Simplify right side
    108,539,712.90x = 5,815,231,012,104,423
  5. Step 5: Solve for x
    x = 5,815,231,012,104,423/108,539,712.90
  6. Step 6: Final answer
    x = 53,576,989.07

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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.