Home / 180,380.17-248,885.12-107,772.16

Finding the Fourth Proportional to 180,380.17, 248,885.12 and 107,772.16

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Solution

The fourth proportional to 180,380.17, 248,885.12 and 107,772.16 is: 148,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,380.17 : 248,885.12 = 107,772.16 : x
  2. Step 2: Convert to fraction form
    180,380.17/248,885.12 = 107,772.16/x
  3. Step 3: Cross multiply
    180,380.17x = 248,885.12 × 107,772.16
  4. Step 4: Simplify right side
    180,380.17x = 26,822,887,788.13
  5. Step 5: Solve for x
    x = 26,822,887,788.13/180,380.17
  6. Step 6: Final answer
    x = 148,701.98

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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.