Home / 179,875.10-248,221.13-99,300.90

Finding the Fourth Proportional to 179,875.10, 248,221.13 and 99,300.90

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Solution

The fourth proportional to 179,875.10, 248,221.13 and 99,300.90 is: 137,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,875.10 : 248,221.13 = 99,300.90 : x
  2. Step 2: Convert to fraction form
    179,875.10/248,221.13 = 99,300.90/x
  3. Step 3: Cross multiply
    179,875.10x = 248,221.13 × 99,300.90
  4. Step 4: Simplify right side
    179,875.10x = 24,648,581,608.02
  5. Step 5: Solve for x
    x = 24,648,581,608.02/179,875.10
  6. Step 6: Final answer
    x = 137,031.65

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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.