Home / 56,162.08-77,385.54-38,225.44

Finding the Fourth Proportional to 56,162.08, 77,385.54 and 38,225.44

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Solution

The fourth proportional to 56,162.08, 77,385.54 and 38,225.44 is: 52,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.08 : 77,385.54 = 38,225.44 : x
  2. Step 2: Convert to fraction form
    56,162.08/77,385.54 = 38,225.44/x
  3. Step 3: Cross multiply
    56,162.08x = 77,385.54 × 38,225.44
  4. Step 4: Simplify right side
    56,162.08x = 2,958,096,316.14
  5. Step 5: Solve for x
    x = 2,958,096,316.14/56,162.08
  6. Step 6: Final answer
    x = 52,670.70

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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.