Home / 144,972.56-217,543.08-60,725.28

Finding the Fourth Proportional to 144,972.56, 217,543.08 and 60,725.28

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Solution

The fourth proportional to 144,972.56, 217,543.08 and 60,725.28 is: 91,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,972.56 : 217,543.08 = 60,725.28 : x
  2. Step 2: Convert to fraction form
    144,972.56/217,543.08 = 60,725.28/x
  3. Step 3: Cross multiply
    144,972.56x = 217,543.08 × 60,725.28
  4. Step 4: Simplify right side
    144,972.56x = 13,210,364,445.06
  5. Step 5: Solve for x
    x = 13,210,364,445.06/144,972.56
  6. Step 6: Final answer
    x = 91,123.21

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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.