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Finding the Fourth Proportional to 173,538.62, 260,332.62 and 53,605.76

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Solution

The fourth proportional to 173,538.62, 260,332.62 and 53,605.76 is: 80,416.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,538.62 : 260,332.62 = 53,605.76 : x
  2. Step 2: Convert to fraction form
    173,538.62/260,332.62 = 53,605.76/x
  3. Step 3: Cross multiply
    173,538.62x = 260,332.62 × 53,605.76
  4. Step 4: Simplify right side
    173,538.62x = 13,955,328,501.82
  5. Step 5: Solve for x
    x = 13,955,328,501.82/173,538.62
  6. Step 6: Final answer
    x = 80,416.27

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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.