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Finding the Fourth Proportional to 84,598.68, 116,714.80 and 54,400.66

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Solution

The fourth proportional to 84,598.68, 116,714.80 and 54,400.66 is: 75,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,598.68 : 116,714.80 = 54,400.66 : x
  2. Step 2: Convert to fraction form
    84,598.68/116,714.80 = 54,400.66/x
  3. Step 3: Cross multiply
    84,598.68x = 116,714.80 × 54,400.66
  4. Step 4: Simplify right side
    84,598.68x = 6,349,362,151.77
  5. Step 5: Solve for x
    x = 6,349,362,151.77/84,598.68
  6. Step 6: Final answer
    x = 75,052.73

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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.