Home / 180,225.45-248,701.10-99,648.14

Finding the Fourth Proportional to 180,225.45, 248,701.10 and 99,648.14

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Solution

The fourth proportional to 180,225.45, 248,701.10 and 99,648.14 is: 137,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,225.45 : 248,701.10 = 99,648.14 : x
  2. Step 2: Convert to fraction form
    180,225.45/248,701.10 = 99,648.14/x
  3. Step 3: Cross multiply
    180,225.45x = 248,701.10 × 99,648.14
  4. Step 4: Simplify right side
    180,225.45x = 24,782,600,289.21
  5. Step 5: Solve for x
    x = 24,782,600,289.21/180,225.45
  6. Step 6: Final answer
    x = 137,508.88

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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.