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Finding the Fourth Proportional to 159,612.22, 220,275.80 and 97,549.39

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Solution

The fourth proportional to 159,612.22, 220,275.80 and 97,549.39 is: 134,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,612.22 : 220,275.80 = 97,549.39 : x
  2. Step 2: Convert to fraction form
    159,612.22/220,275.80 = 97,549.39/x
  3. Step 3: Cross multiply
    159,612.22x = 220,275.80 × 97,549.39
  4. Step 4: Simplify right side
    159,612.22x = 21,487,770,075.17
  5. Step 5: Solve for x
    x = 21,487,770,075.17/159,612.22
  6. Step 6: Final answer
    x = 134,624.84

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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.