Home / 56,414.53-77,802.35-34,900.86

Finding the Fourth Proportional to 56,414.53, 77,802.35 and 34,900.86

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Solution

The fourth proportional to 56,414.53, 77,802.35 and 34,900.86 is: 48,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,414.53 : 77,802.35 = 34,900.86 : x
  2. Step 2: Convert to fraction form
    56,414.53/77,802.35 = 34,900.86/x
  3. Step 3: Cross multiply
    56,414.53x = 77,802.35 × 34,900.86
  4. Step 4: Simplify right side
    56,414.53x = 2,715,368,925.02
  5. Step 5: Solve for x
    x = 2,715,368,925.02/56,414.53
  6. Step 6: Final answer
    x = 48,132.44

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1.5x scale

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.