Home / 98,492.13-147,598.37-75,917.49

Finding the Fourth Proportional to 98,492.13, 147,598.37 and 75,917.49

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Solution

The fourth proportional to 98,492.13, 147,598.37 and 75,917.49 is: 113,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,492.13 : 147,598.37 = 75,917.49 : x
  2. Step 2: Convert to fraction form
    98,492.13/147,598.37 = 75,917.49/x
  3. Step 3: Cross multiply
    98,492.13x = 147,598.37 × 75,917.49
  4. Step 4: Simplify right side
    98,492.13x = 11,205,297,398.90
  5. Step 5: Solve for x
    x = 11,205,297,398.90/98,492.13
  6. Step 6: Final answer
    x = 113,768.45

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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.