Home / 74,335.92-111,503.36-18,176.32

Finding the Fourth Proportional to 74,335.92, 111,503.36 and 18,176.32

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Solution

The fourth proportional to 74,335.92, 111,503.36 and 18,176.32 is: 27,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,335.92 : 111,503.36 = 18,176.32 : x
  2. Step 2: Convert to fraction form
    74,335.92/111,503.36 = 18,176.32/x
  3. Step 3: Cross multiply
    74,335.92x = 111,503.36 × 18,176.32
  4. Step 4: Simplify right side
    74,335.92x = 2,026,720,752.44
  5. Step 5: Solve for x
    x = 2,026,720,752.44/74,335.92
  6. Step 6: Final answer
    x = 27,264.35

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1.5x scale

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.