Home / 67,079.64-92,565.42-36,864.32

Finding the Fourth Proportional to 67,079.64, 92,565.42 and 36,864.32

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Solution

The fourth proportional to 67,079.64, 92,565.42 and 36,864.32 is: 50,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,079.64 : 92,565.42 = 36,864.32 : x
  2. Step 2: Convert to fraction form
    67,079.64/92,565.42 = 36,864.32/x
  3. Step 3: Cross multiply
    67,079.64x = 92,565.42 × 36,864.32
  4. Step 4: Simplify right side
    67,079.64x = 3,412,360,973.79
  5. Step 5: Solve for x
    x = 3,412,360,973.79/67,079.64
  6. Step 6: Final answer
    x = 50,870.29

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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.