Home / 56,188.03-77,539.24-31,037.53

Finding the Fourth Proportional to 56,188.03, 77,539.24 and 31,037.53

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Solution

The fourth proportional to 56,188.03, 77,539.24 and 31,037.53 is: 42,831.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188.03 : 77,539.24 = 31,037.53 : x
  2. Step 2: Convert to fraction form
    56,188.03/77,539.24 = 31,037.53/x
  3. Step 3: Cross multiply
    56,188.03x = 77,539.24 × 31,037.53
  4. Step 4: Simplify right side
    56,188.03x = 2,406,626,487.68
  5. Step 5: Solve for x
    x = 2,406,626,487.68/56,188.03
  6. Step 6: Final answer
    x = 42,831.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.