Home / 125,466.38-173,148.63-71,750.62

Finding the Fourth Proportional to 125,466.38, 173,148.63 and 71,750.62

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Solution

The fourth proportional to 125,466.38, 173,148.63 and 71,750.62 is: 99,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,466.38 : 173,148.63 = 71,750.62 : x
  2. Step 2: Convert to fraction form
    125,466.38/173,148.63 = 71,750.62/x
  3. Step 3: Cross multiply
    125,466.38x = 173,148.63 × 71,750.62
  4. Step 4: Simplify right side
    125,466.38x = 12,423,521,502.02
  5. Step 5: Solve for x
    x = 12,423,521,502.02/125,466.38
  6. Step 6: Final answer
    x = 99,018.73

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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.