Home / 60,407.22-83,372.64-45,170.22

Finding the Fourth Proportional to 60,407.22, 83,372.64 and 45,170.22

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Solution

The fourth proportional to 60,407.22, 83,372.64 and 45,170.22 is: 62,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,407.22 : 83,372.64 = 45,170.22 : x
  2. Step 2: Convert to fraction form
    60,407.22/83,372.64 = 45,170.22/x
  3. Step 3: Cross multiply
    60,407.22x = 83,372.64 × 45,170.22
  4. Step 4: Simplify right side
    60,407.22x = 3,765,960,490.78
  5. Step 5: Solve for x
    x = 3,765,960,490.78/60,407.22
  6. Step 6: Final answer
    x = 62,342.89

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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.