Home / 229,354.12-344,031.18-129,607.48

Finding the Fourth Proportional to 229,354.12, 344,031.18 and 129,607.48

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Solution

The fourth proportional to 229,354.12, 344,031.18 and 129,607.48 is: 194,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,354.12 : 344,031.18 = 129,607.48 : x
  2. Step 2: Convert to fraction form
    229,354.12/344,031.18 = 129,607.48/x
  3. Step 3: Cross multiply
    229,354.12x = 344,031.18 × 129,607.48
  4. Step 4: Simplify right side
    229,354.12x = 44,589,014,281.23
  5. Step 5: Solve for x
    x = 44,589,014,281.23/229,354.12
  6. Step 6: Final answer
    x = 194,411.22

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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.