Home / 56,632.77-78,157.28-33,972.71

Finding the Fourth Proportional to 56,632.77, 78,157.28 and 33,972.71

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Solution

The fourth proportional to 56,632.77, 78,157.28 and 33,972.71 is: 46,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,632.77 : 78,157.28 = 33,972.71 : x
  2. Step 2: Convert to fraction form
    56,632.77/78,157.28 = 33,972.71/x
  3. Step 3: Cross multiply
    56,632.77x = 78,157.28 × 33,972.71
  4. Step 4: Simplify right side
    56,632.77x = 2,655,214,301.97
  5. Step 5: Solve for x
    x = 2,655,214,301.97/56,632.77
  6. Step 6: Final answer
    x = 46,884.77

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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.