Home / 90,257.67-124,556.57-49,972.16

Finding the Fourth Proportional to 90,257.67, 124,556.57 and 49,972.16

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Solution

The fourth proportional to 90,257.67, 124,556.57 and 49,972.16 is: 68,962.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,257.67 : 124,556.57 = 49,972.16 : x
  2. Step 2: Convert to fraction form
    90,257.67/124,556.57 = 49,972.16/x
  3. Step 3: Cross multiply
    90,257.67x = 124,556.57 × 49,972.16
  4. Step 4: Simplify right side
    90,257.67x = 6,224,360,347.24
  5. Step 5: Solve for x
    x = 6,224,360,347.24/90,257.67
  6. Step 6: Final answer
    x = 68,962.12

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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.