Home / 90,904.14-136,356.48-44,124.21

Finding the Fourth Proportional to 90,904.14, 136,356.48 and 44,124.21

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Solution

The fourth proportional to 90,904.14, 136,356.48 and 44,124.21 is: 66,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,904.14 : 136,356.48 = 44,124.21 : x
  2. Step 2: Convert to fraction form
    90,904.14/136,356.48 = 44,124.21/x
  3. Step 3: Cross multiply
    90,904.14x = 136,356.48 × 44,124.21
  4. Step 4: Simplify right side
    90,904.14x = 6,016,621,958.38
  5. Step 5: Solve for x
    x = 6,016,621,958.38/90,904.14
  6. Step 6: Final answer
    x = 66,186.45

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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.