Home / 42,226.19-63,339.28-34,319.16

Finding the Fourth Proportional to 42,226.19, 63,339.28 and 34,319.16

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Solution

The fourth proportional to 42,226.19, 63,339.28 and 34,319.16 is: 51,478.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,226.19 : 63,339.28 = 34,319.16 : x
  2. Step 2: Convert to fraction form
    42,226.19/63,339.28 = 34,319.16/x
  3. Step 3: Cross multiply
    42,226.19x = 63,339.28 × 34,319.16
  4. Step 4: Simplify right side
    42,226.19x = 2,173,750,579.86
  5. Step 5: Solve for x
    x = 2,173,750,579.86/42,226.19
  6. Step 6: Final answer
    x = 51,478.73

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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.