Home / 157,928.96-217,941.98-89,952.26

Finding the Fourth Proportional to 157,928.96, 217,941.98 and 89,952.26

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Solution

The fourth proportional to 157,928.96, 217,941.98 and 89,952.26 is: 124,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,928.96 : 217,941.98 = 89,952.26 : x
  2. Step 2: Convert to fraction form
    157,928.96/217,941.98 = 89,952.26/x
  3. Step 3: Cross multiply
    157,928.96x = 217,941.98 × 89,952.26
  4. Step 4: Simplify right side
    157,928.96x = 19,604,372,560.16
  5. Step 5: Solve for x
    x = 19,604,372,560.16/157,928.96
  6. Step 6: Final answer
    x = 124,134.12

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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.