Home / 94,479.40-141,680.22-74,806.12

Finding the Fourth Proportional to 94,479.40, 141,680.22 and 74,806.12

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Solution

The fourth proportional to 94,479.40, 141,680.22 and 74,806.12 is: 112,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,479.40 : 141,680.22 = 74,806.12 : x
  2. Step 2: Convert to fraction form
    94,479.40/141,680.22 = 74,806.12/x
  3. Step 3: Cross multiply
    94,479.40x = 141,680.22 × 74,806.12
  4. Step 4: Simplify right side
    94,479.40x = 10,598,547,538.95
  5. Step 5: Solve for x
    x = 10,598,547,538.95/94,479.40
  6. Step 6: Final answer
    x = 112,178.40

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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.