Home / 125,272.08-187,938.81-41,036.76

Finding the Fourth Proportional to 125,272.08, 187,938.81 and 41,036.76

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Solution

The fourth proportional to 125,272.08, 187,938.81 and 41,036.76 is: 61,565.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,272.08 : 187,938.81 = 41,036.76 : x
  2. Step 2: Convert to fraction form
    125,272.08/187,938.81 = 41,036.76/x
  3. Step 3: Cross multiply
    125,272.08x = 187,938.81 × 41,036.76
  4. Step 4: Simplify right side
    125,272.08x = 7,712,399,840.66
  5. Step 5: Solve for x
    x = 7,712,399,840.66/125,272.08
  6. Step 6: Final answer
    x = 61,565.19

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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.