Home / 107,451.34-148,248.39-62,123.38

Finding the Fourth Proportional to 107,451.34, 148,248.39 and 62,123.38

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Solution

The fourth proportional to 107,451.34, 148,248.39 and 62,123.38 is: 85,710.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,451.34 : 148,248.39 = 62,123.38 : x
  2. Step 2: Convert to fraction form
    107,451.34/148,248.39 = 62,123.38/x
  3. Step 3: Cross multiply
    107,451.34x = 148,248.39 × 62,123.38
  4. Step 4: Simplify right side
    107,451.34x = 9,209,691,066.36
  5. Step 5: Solve for x
    x = 9,209,691,066.36/107,451.34
  6. Step 6: Final answer
    x = 85,710.34

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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.