Home / 83,502.16-115,232.56-45,261.56

Finding the Fourth Proportional to 83,502.16, 115,232.56 and 45,261.56

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Solution

The fourth proportional to 83,502.16, 115,232.56 and 45,261.56 is: 62,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,502.16 : 115,232.56 = 45,261.56 : x
  2. Step 2: Convert to fraction form
    83,502.16/115,232.56 = 45,261.56/x
  3. Step 3: Cross multiply
    83,502.16x = 115,232.56 × 45,261.56
  4. Step 4: Simplify right side
    83,502.16x = 5,215,605,603.32
  5. Step 5: Solve for x
    x = 5,215,605,603.32/83,502.16
  6. Step 6: Final answer
    x = 62,460.73

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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.