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Finding the Fourth Proportional to 217,424.55, 300,060.07 and 125,547.71

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Solution

The fourth proportional to 217,424.55, 300,060.07 and 125,547.71 is: 173,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,424.55 : 300,060.07 = 125,547.71 : x
  2. Step 2: Convert to fraction form
    217,424.55/300,060.07 = 125,547.71/x
  3. Step 3: Cross multiply
    217,424.55x = 300,060.07 × 125,547.71
  4. Step 4: Simplify right side
    217,424.55x = 37,671,853,586.92
  5. Step 5: Solve for x
    x = 37,671,853,586.92/217,424.55
  6. Step 6: Final answer
    x = 173,264.03

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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.