Home / 130,476.18-195,713.24-77,535.06

Finding the Fourth Proportional to 130,476.18, 195,713.24 and 77,535.06

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Solution

The fourth proportional to 130,476.18, 195,713.24 and 77,535.06 is: 116,301.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,476.18 : 195,713.24 = 77,535.06 : x
  2. Step 2: Convert to fraction form
    130,476.18/195,713.24 = 77,535.06/x
  3. Step 3: Cross multiply
    130,476.18x = 195,713.24 × 77,535.06
  4. Step 4: Simplify right side
    130,476.18x = 15,174,637,418.52
  5. Step 5: Solve for x
    x = 15,174,637,418.52/130,476.18
  6. Step 6: Final answer
    x = 116,301.97

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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.