Home / 97,619.29-146,373.45-38,422.87

Finding the Fourth Proportional to 97,619.29, 146,373.45 and 38,422.87

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Solution

The fourth proportional to 97,619.29, 146,373.45 and 38,422.87 is: 57,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,619.29 : 146,373.45 = 38,422.87 : x
  2. Step 2: Convert to fraction form
    97,619.29/146,373.45 = 38,422.87/x
  3. Step 3: Cross multiply
    97,619.29x = 146,373.45 × 38,422.87
  4. Step 4: Simplify right side
    97,619.29x = 5,624,088,040.80
  5. Step 5: Solve for x
    x = 5,624,088,040.80/97,619.29
  6. Step 6: Final answer
    x = 57,612.47

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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.