Home / 228,207.04-314,901.50-126,216.29

Finding the Fourth Proportional to 228,207.04, 314,901.50 and 126,216.29

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Solution

The fourth proportional to 228,207.04, 314,901.50 and 126,216.29 is: 174,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,207.04 : 314,901.50 = 126,216.29 : x
  2. Step 2: Convert to fraction form
    228,207.04/314,901.50 = 126,216.29/x
  3. Step 3: Cross multiply
    228,207.04x = 314,901.50 × 126,216.29
  4. Step 4: Simplify right side
    228,207.04x = 39,745,699,201.61
  5. Step 5: Solve for x
    x = 39,745,699,201.61/228,207.04
  6. Step 6: Final answer
    x = 174,165.09

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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.