Home / 90,950.28-136,436.36-46,565.12

Finding the Fourth Proportional to 90,950.28, 136,436.36 and 46,565.12

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Solution

The fourth proportional to 90,950.28, 136,436.36 and 46,565.12 is: 69,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,950.28 : 136,436.36 = 46,565.12 : x
  2. Step 2: Convert to fraction form
    90,950.28/136,436.36 = 46,565.12/x
  3. Step 3: Cross multiply
    90,950.28x = 136,436.36 × 46,565.12
  4. Step 4: Simplify right side
    90,950.28x = 6,353,175,475.76
  5. Step 5: Solve for x
    x = 6,353,175,475.76/90,950.28
  6. Step 6: Final answer
    x = 69,853.28

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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.