Home / 126,598.95-189,925.16-47,713.86

Finding the Fourth Proportional to 126,598.95, 189,925.16 and 47,713.86

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Solution

The fourth proportional to 126,598.95, 189,925.16 and 47,713.86 is: 71,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,598.95 : 189,925.16 = 47,713.86 : x
  2. Step 2: Convert to fraction form
    126,598.95/189,925.16 = 47,713.86/x
  3. Step 3: Cross multiply
    126,598.95x = 189,925.16 × 47,713.86
  4. Step 4: Simplify right side
    126,598.95x = 9,062,062,256.15
  5. Step 5: Solve for x
    x = 9,062,062,256.15/126,598.95
  6. Step 6: Final answer
    x = 71,580.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.