Home / 223,116.18-307,689.30-146,500.13

Finding the Fourth Proportional to 223,116.18, 307,689.30 and 146,500.13

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Solution

The fourth proportional to 223,116.18, 307,689.30 and 146,500.13 is: 202,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,116.18 : 307,689.30 = 146,500.13 : x
  2. Step 2: Convert to fraction form
    223,116.18/307,689.30 = 146,500.13/x
  3. Step 3: Cross multiply
    223,116.18x = 307,689.30 × 146,500.13
  4. Step 4: Simplify right side
    223,116.18x = 45,076,520,911.16
  5. Step 5: Solve for x
    x = 45,076,520,911.16/223,116.18
  6. Step 6: Final answer
    x = 202,031.61

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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.