Home / 155,943.06-233,795.65-129,206.98

Finding the Fourth Proportional to 155,943.06, 233,795.65 and 129,206.98

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Solution

The fourth proportional to 155,943.06, 233,795.65 and 129,206.98 is: 193,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,943.06 : 233,795.65 = 129,206.98 : x
  2. Step 2: Convert to fraction form
    155,943.06/233,795.65 = 129,206.98/x
  3. Step 3: Cross multiply
    155,943.06x = 233,795.65 × 129,206.98
  4. Step 4: Simplify right side
    155,943.06x = 30,208,029,873.64
  5. Step 5: Solve for x
    x = 30,208,029,873.64/155,943.06
  6. Step 6: Final answer
    x = 193,711.92

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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.