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Finding the Fourth Proportional to 173,881.80, 260,822.70 and 55,565.10

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Solution

The fourth proportional to 173,881.80, 260,822.70 and 55,565.10 is: 83,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,881.80 : 260,822.70 = 55,565.10 : x
  2. Step 2: Convert to fraction form
    173,881.80/260,822.70 = 55,565.10/x
  3. Step 3: Cross multiply
    173,881.80x = 260,822.70 × 55,565.10
  4. Step 4: Simplify right side
    173,881.80x = 14,492,639,407.77
  5. Step 5: Solve for x
    x = 14,492,639,407.77/173,881.80
  6. Step 6: Final answer
    x = 83,347.65

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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.