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Finding the Fourth Proportional to 56,363.16, 77,771.16 and 32,490.84

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Solution

The fourth proportional to 56,363.16, 77,771.16 and 32,490.84 is: 44,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,363.16 : 77,771.16 = 32,490.84 : x
  2. Step 2: Convert to fraction form
    56,363.16/77,771.16 = 32,490.84/x
  3. Step 3: Cross multiply
    56,363.16x = 77,771.16 × 32,490.84
  4. Step 4: Simplify right side
    56,363.16x = 2,526,850,316.17
  5. Step 5: Solve for x
    x = 2,526,850,316.17/56,363.16
  6. Step 6: Final answer
    x = 44,831.59

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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.