Home / 53,123.68-73,280.08-33,217.12

Finding the Fourth Proportional to 53,123.68, 73,280.08 and 33,217.12

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Solution

The fourth proportional to 53,123.68, 73,280.08 and 33,217.12 is: 45,820.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,123.68 : 73,280.08 = 33,217.12 : x
  2. Step 2: Convert to fraction form
    53,123.68/73,280.08 = 33,217.12/x
  3. Step 3: Cross multiply
    53,123.68x = 73,280.08 × 33,217.12
  4. Step 4: Simplify right side
    53,123.68x = 2,434,153,210.97
  5. Step 5: Solve for x
    x = 2,434,153,210.97/53,123.68
  6. Step 6: Final answer
    x = 45,820.49

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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.