Home / 113,089.40-169,634.10-60,471.80

Finding the Fourth Proportional to 113,089.40, 169,634.10 and 60,471.80

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Solution

The fourth proportional to 113,089.40, 169,634.10 and 60,471.80 is: 90,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,089.40 : 169,634.10 = 60,471.80 : x
  2. Step 2: Convert to fraction form
    113,089.40/169,634.10 = 60,471.80/x
  3. Step 3: Cross multiply
    113,089.40x = 169,634.10 × 60,471.80
  4. Step 4: Simplify right side
    113,089.40x = 10,258,079,368.38
  5. Step 5: Solve for x
    x = 10,258,079,368.38/113,089.40
  6. Step 6: Final answer
    x = 90,707.70

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1.5x scale

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.