Home / 146,812.95-202,592.16-86,371.88

Finding the Fourth Proportional to 146,812.95, 202,592.16 and 86,371.88

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Solution

The fourth proportional to 146,812.95, 202,592.16 and 86,371.88 is: 119,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,812.95 : 202,592.16 = 86,371.88 : x
  2. Step 2: Convert to fraction form
    146,812.95/202,592.16 = 86,371.88/x
  3. Step 3: Cross multiply
    146,812.95x = 202,592.16 × 86,371.88
  4. Step 4: Simplify right side
    146,812.95x = 17,498,264,719.50
  5. Step 5: Solve for x
    x = 17,498,264,719.50/146,812.95
  6. Step 6: Final answer
    x = 119,187.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.