Home / 112,347.64-168,520.98-45,772.92

Finding the Fourth Proportional to 112,347.64, 168,520.98 and 45,772.92

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Solution

The fourth proportional to 112,347.64, 168,520.98 and 45,772.92 is: 68,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,347.64 : 168,520.98 = 45,772.92 : x
  2. Step 2: Convert to fraction form
    112,347.64/168,520.98 = 45,772.92/x
  3. Step 3: Cross multiply
    112,347.64x = 168,520.98 × 45,772.92
  4. Step 4: Simplify right side
    112,347.64x = 7,713,697,335.86
  5. Step 5: Solve for x
    x = 7,713,697,335.86/112,347.64
  6. Step 6: Final answer
    x = 68,659.18

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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.