Home / 130,167.76-195,075-59,001.52

Finding the Fourth Proportional to 130,167.76, 195,075 and 59,001.52

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Solution

The fourth proportional to 130,167.76, 195,075 and 59,001.52 is: 88,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,167.76 : 195,075 = 59,001.52 : x
  2. Step 2: Convert to fraction form
    130,167.76/195,075 = 59,001.52/x
  3. Step 3: Cross multiply
    130,167.76x = 195,075 × 59,001.52
  4. Step 4: Simplify right side
    130,167.76x = 11,509,721,514
  5. Step 5: Solve for x
    x = 11,509,721,514/130,167.76
  6. Step 6: Final answer
    x = 88,422.21

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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.