Home / 156,130.62-234,228.33-62,643.66

Finding the Fourth Proportional to 156,130.62, 234,228.33 and 62,643.66

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Solution

The fourth proportional to 156,130.62, 234,228.33 and 62,643.66 is: 93,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,130.62 : 234,228.33 = 62,643.66 : x
  2. Step 2: Convert to fraction form
    156,130.62/234,228.33 = 62,643.66/x
  3. Step 3: Cross multiply
    156,130.62x = 234,228.33 × 62,643.66
  4. Step 4: Simplify right side
    156,130.62x = 14,672,919,866.89
  5. Step 5: Solve for x
    x = 14,672,919,866.89/156,130.62
  6. Step 6: Final answer
    x = 93,978.49

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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.