Home / 56,133.20-77,444.91-34,911.20

Finding the Fourth Proportional to 56,133.20, 77,444.91 and 34,911.20

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Solution

The fourth proportional to 56,133.20, 77,444.91 and 34,911.20 is: 48,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133.20 : 77,444.91 = 34,911.20 : x
  2. Step 2: Convert to fraction form
    56,133.20/77,444.91 = 34,911.20/x
  3. Step 3: Cross multiply
    56,133.20x = 77,444.91 × 34,911.20
  4. Step 4: Simplify right side
    56,133.20x = 2,703,694,935.60
  5. Step 5: Solve for x
    x = 2,703,694,935.60/56,133.20
  6. Step 6: Final answer
    x = 48,165.70

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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.