Home / 90,256.95-124,559.18-49,975.14

Finding the Fourth Proportional to 90,256.95, 124,559.18 and 49,975.14

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Solution

The fourth proportional to 90,256.95, 124,559.18 and 49,975.14 is: 68,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,256.95 : 124,559.18 = 49,975.14 : x
  2. Step 2: Convert to fraction form
    90,256.95/124,559.18 = 49,975.14/x
  3. Step 3: Cross multiply
    90,256.95x = 124,559.18 × 49,975.14
  4. Step 4: Simplify right side
    90,256.95x = 6,224,862,863.41
  5. Step 5: Solve for x
    x = 6,224,862,863.41/90,256.95
  6. Step 6: Final answer
    x = 68,968.24

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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.