Home / 55,873.20-77,109.40-32,007.57

Finding the Fourth Proportional to 55,873.20, 77,109.40 and 32,007.57

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Solution

The fourth proportional to 55,873.20, 77,109.40 and 32,007.57 is: 44,172.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,873.20 : 77,109.40 = 32,007.57 : x
  2. Step 2: Convert to fraction form
    55,873.20/77,109.40 = 32,007.57/x
  3. Step 3: Cross multiply
    55,873.20x = 77,109.40 × 32,007.57
  4. Step 4: Simplify right side
    55,873.20x = 2,468,084,518.16
  5. Step 5: Solve for x
    x = 2,468,084,518.16/55,873.20
  6. Step 6: Final answer
    x = 44,172.96

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1.5x scale

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.