Home / 90,317.46-124,632.75-49,473.46

Finding the Fourth Proportional to 90,317.46, 124,632.75 and 49,473.46

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Solution

The fourth proportional to 90,317.46, 124,632.75 and 49,473.46 is: 68,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,317.46 : 124,632.75 = 49,473.46 : x
  2. Step 2: Convert to fraction form
    90,317.46/124,632.75 = 49,473.46/x
  3. Step 3: Cross multiply
    90,317.46x = 124,632.75 × 49,473.46
  4. Step 4: Simplify right side
    90,317.46x = 6,166,013,713.13
  5. Step 5: Solve for x
    x = 6,166,013,713.13/90,317.46
  6. Step 6: Final answer
    x = 68,270.45

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Double scale
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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.