Home / 56,606.38-78,117.16-35,398.06

Finding the Fourth Proportional to 56,606.38, 78,117.16 and 35,398.06

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Solution

The fourth proportional to 56,606.38, 78,117.16 and 35,398.06 is: 48,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,606.38 : 78,117.16 = 35,398.06 : x
  2. Step 2: Convert to fraction form
    56,606.38/78,117.16 = 35,398.06/x
  3. Step 3: Cross multiply
    56,606.38x = 78,117.16 × 35,398.06
  4. Step 4: Simplify right side
    56,606.38x = 2,765,195,916.71
  5. Step 5: Solve for x
    x = 2,765,195,916.71/56,606.38
  6. Step 6: Final answer
    x = 48,849.55

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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.