Home / 125,574.38-173,292.71-68,989.40

Finding the Fourth Proportional to 125,574.38, 173,292.71 and 68,989.40

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Solution

The fourth proportional to 125,574.38, 173,292.71 and 68,989.40 is: 95,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,574.38 : 173,292.71 = 68,989.40 : x
  2. Step 2: Convert to fraction form
    125,574.38/173,292.71 = 68,989.40/x
  3. Step 3: Cross multiply
    125,574.38x = 173,292.71 × 68,989.40
  4. Step 4: Simplify right side
    125,574.38x = 11,955,358,875.86
  5. Step 5: Solve for x
    x = 11,955,358,875.86/125,574.38
  6. Step 6: Final answer
    x = 95,205.40

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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.