Home / 195,384.18-293,065.02-75,417.66

Finding the Fourth Proportional to 195,384.18, 293,065.02 and 75,417.66

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Solution

The fourth proportional to 195,384.18, 293,065.02 and 75,417.66 is: 113,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,384.18 : 293,065.02 = 75,417.66 : x
  2. Step 2: Convert to fraction form
    195,384.18/293,065.02 = 75,417.66/x
  3. Step 3: Cross multiply
    195,384.18x = 293,065.02 × 75,417.66
  4. Step 4: Simplify right side
    195,384.18x = 22,102,278,036.25
  5. Step 5: Solve for x
    x = 22,102,278,036.25/195,384.18
  6. Step 6: Final answer
    x = 113,122.15

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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.