Home / 51,811.68-77,605.20-32,095.20

Finding the Fourth Proportional to 51,811.68, 77,605.20 and 32,095.20

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Solution

The fourth proportional to 51,811.68, 77,605.20 and 32,095.20 is: 48,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,811.68 : 77,605.20 = 32,095.20 : x
  2. Step 2: Convert to fraction form
    51,811.68/77,605.20 = 32,095.20/x
  3. Step 3: Cross multiply
    51,811.68x = 77,605.20 × 32,095.20
  4. Step 4: Simplify right side
    51,811.68x = 2,490,754,415.04
  5. Step 5: Solve for x
    x = 2,490,754,415.04/51,811.68
  6. Step 6: Final answer
    x = 48,073.22

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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.