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Finding the Fourth Proportional to 173,695.13, 260,542.70 and 42,367.13

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Solution

The fourth proportional to 173,695.13, 260,542.70 and 42,367.13 is: 63,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,695.13 : 260,542.70 = 42,367.13 : x
  2. Step 2: Convert to fraction form
    173,695.13/260,542.70 = 42,367.13/x
  3. Step 3: Cross multiply
    173,695.13x = 260,542.70 × 42,367.13
  4. Step 4: Simplify right side
    173,695.13x = 11,038,444,926.90
  5. Step 5: Solve for x
    x = 11,038,444,926.90/173,695.13
  6. Step 6: Final answer
    x = 63,550.69

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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.