Home / 119,070.34-178,505.07-98,011.42

Finding the Fourth Proportional to 119,070.34, 178,505.07 and 98,011.42

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Solution

The fourth proportional to 119,070.34, 178,505.07 and 98,011.42 is: 146,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,070.34 : 178,505.07 = 98,011.42 : x
  2. Step 2: Convert to fraction form
    119,070.34/178,505.07 = 98,011.42/x
  3. Step 3: Cross multiply
    119,070.34x = 178,505.07 × 98,011.42
  4. Step 4: Simplify right side
    119,070.34x = 17,495,535,387.90
  5. Step 5: Solve for x
    x = 17,495,535,387.90/119,070.34
  6. Step 6: Final answer
    x = 146,934.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.