Home / 119,275.61-164,534.27-75,588.15

Finding the Fourth Proportional to 119,275.61, 164,534.27 and 75,588.15

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Solution

The fourth proportional to 119,275.61, 164,534.27 and 75,588.15 is: 104,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,275.61 : 164,534.27 = 75,588.15 : x
  2. Step 2: Convert to fraction form
    119,275.61/164,534.27 = 75,588.15/x
  3. Step 3: Cross multiply
    119,275.61x = 164,534.27 × 75,588.15
  4. Step 4: Simplify right side
    119,275.61x = 12,436,840,702.96
  5. Step 5: Solve for x
    x = 12,436,840,702.96/119,275.61
  6. Step 6: Final answer
    x = 104,269.78

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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.