Home / 131,417.04-197,125.56-42,679.52

Finding the Fourth Proportional to 131,417.04, 197,125.56 and 42,679.52

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Solution

The fourth proportional to 131,417.04, 197,125.56 and 42,679.52 is: 64,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,417.04 : 197,125.56 = 42,679.52 : x
  2. Step 2: Convert to fraction form
    131,417.04/197,125.56 = 42,679.52/x
  3. Step 3: Cross multiply
    131,417.04x = 197,125.56 × 42,679.52
  4. Step 4: Simplify right side
    131,417.04x = 8,413,224,280.53
  5. Step 5: Solve for x
    x = 8,413,224,280.53/131,417.04
  6. Step 6: Final answer
    x = 64,019.28

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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.