Home / 52,057.24-77,904.30-42,587.80

Finding the Fourth Proportional to 52,057.24, 77,904.30 and 42,587.80

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Solution

The fourth proportional to 52,057.24, 77,904.30 and 42,587.80 is: 63,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,057.24 : 77,904.30 = 42,587.80 : x
  2. Step 2: Convert to fraction form
    52,057.24/77,904.30 = 42,587.80/x
  3. Step 3: Cross multiply
    52,057.24x = 77,904.30 × 42,587.80
  4. Step 4: Simplify right side
    52,057.24x = 3,317,772,747.54
  5. Step 5: Solve for x
    x = 3,317,772,747.54/52,057.24
  6. Step 6: Final answer
    x = 63,733.17

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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.