Home / 129,373.23-194,058.23-45,133.23

Finding the Fourth Proportional to 129,373.23, 194,058.23 and 45,133.23

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Solution

The fourth proportional to 129,373.23, 194,058.23 and 45,133.23 is: 67,699.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,373.23 : 194,058.23 = 45,133.23 : x
  2. Step 2: Convert to fraction form
    129,373.23/194,058.23 = 45,133.23/x
  3. Step 3: Cross multiply
    129,373.23x = 194,058.23 × 45,133.23
  4. Step 4: Simplify right side
    129,373.23x = 8,758,474,502.32
  5. Step 5: Solve for x
    x = 8,758,474,502.32/129,373.23
  6. Step 6: Final answer
    x = 67,699.28

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1.5x scale

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.