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Finding the Fourth Proportional to 169,264.84, 253,909.98 and 56,945.32

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Solution

The fourth proportional to 169,264.84, 253,909.98 and 56,945.32 is: 85,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,264.84 : 253,909.98 = 56,945.32 : x
  2. Step 2: Convert to fraction form
    169,264.84/253,909.98 = 56,945.32/x
  3. Step 3: Cross multiply
    169,264.84x = 253,909.98 × 56,945.32
  4. Step 4: Simplify right side
    169,264.84x = 14,458,985,062.29
  5. Step 5: Solve for x
    x = 14,458,985,062.29/169,264.84
  6. Step 6: Final answer
    x = 85,422.26

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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.