Home / 149,929.31-224,894.00-39,121.31

Finding the Fourth Proportional to 149,929.31, 224,894.00 and 39,121.31

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Solution

The fourth proportional to 149,929.31, 224,894.00 and 39,121.31 is: 58,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,929.31 : 224,894.00 = 39,121.31 : x
  2. Step 2: Convert to fraction form
    149,929.31/224,894.00 = 39,121.31/x
  3. Step 3: Cross multiply
    149,929.31x = 224,894.00 × 39,121.31
  4. Step 4: Simplify right side
    149,929.31x = 8,798,148,551.18
  5. Step 5: Solve for x
    x = 8,798,148,551.18/149,929.31
  6. Step 6: Final answer
    x = 58,681.98

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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.