Home / 124,029.65-186,061.83-39,770.00

Finding the Fourth Proportional to 124,029.65, 186,061.83 and 39,770.00

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Solution

The fourth proportional to 124,029.65, 186,061.83 and 39,770.00 is: 59,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,029.65 : 186,061.83 = 39,770.00 : x
  2. Step 2: Convert to fraction form
    124,029.65/186,061.83 = 39,770.00/x
  3. Step 3: Cross multiply
    124,029.65x = 186,061.83 × 39,770.00
  4. Step 4: Simplify right side
    124,029.65x = 7,399,679,444.25
  5. Step 5: Solve for x
    x = 7,399,679,444.25/124,029.65
  6. Step 6: Final answer
    x = 59,660.57

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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.