Home / 98,851.26-148,254.60-45,492

Finding the Fourth Proportional to 98,851.26, 148,254.60 and 45,492

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Solution

The fourth proportional to 98,851.26, 148,254.60 and 45,492 is: 68,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,851.26 : 148,254.60 = 45,492 : x
  2. Step 2: Convert to fraction form
    98,851.26/148,254.60 = 45,492/x
  3. Step 3: Cross multiply
    98,851.26x = 148,254.60 × 45,492
  4. Step 4: Simplify right side
    98,851.26x = 6,744,398,263.20
  5. Step 5: Solve for x
    x = 6,744,398,263.20/98,851.26
  6. Step 6: Final answer
    x = 68,227.74

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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.