Home / 56,332.80-77,775.36-35,141.12

Finding the Fourth Proportional to 56,332.80, 77,775.36 and 35,141.12

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Solution

The fourth proportional to 56,332.80, 77,775.36 and 35,141.12 is: 48,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,332.80 : 77,775.36 = 35,141.12 : x
  2. Step 2: Convert to fraction form
    56,332.80/77,775.36 = 35,141.12/x
  3. Step 3: Cross multiply
    56,332.80x = 77,775.36 × 35,141.12
  4. Step 4: Simplify right side
    56,332.80x = 2,733,113,258.80
  5. Step 5: Solve for x
    x = 2,733,113,258.80/56,332.80
  6. Step 6: Final answer
    x = 48,517.26

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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.