Home / 80,848.59-111,568.17-45,036.66

Finding the Fourth Proportional to 80,848.59, 111,568.17 and 45,036.66

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Solution

The fourth proportional to 80,848.59, 111,568.17 and 45,036.66 is: 62,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,848.59 : 111,568.17 = 45,036.66 : x
  2. Step 2: Convert to fraction form
    80,848.59/111,568.17 = 45,036.66/x
  3. Step 3: Cross multiply
    80,848.59x = 111,568.17 × 45,036.66
  4. Step 4: Simplify right side
    80,848.59x = 5,024,657,739.11
  5. Step 5: Solve for x
    x = 5,024,657,739.11/80,848.59
  6. Step 6: Final answer
    x = 62,148.98

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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.