Home / 102,848.46-141,944.02-57,528.96

Finding the Fourth Proportional to 102,848.46, 141,944.02 and 57,528.96

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Solution

The fourth proportional to 102,848.46, 141,944.02 and 57,528.96 is: 79,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,848.46 : 141,944.02 = 57,528.96 : x
  2. Step 2: Convert to fraction form
    102,848.46/141,944.02 = 57,528.96/x
  3. Step 3: Cross multiply
    102,848.46x = 141,944.02 × 57,528.96
  4. Step 4: Simplify right side
    102,848.46x = 8,165,891,848.82
  5. Step 5: Solve for x
    x = 8,165,891,848.82/102,848.46
  6. Step 6: Final answer
    x = 79,397.32

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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.