Home / 153,932.10-230,898.15-122,828.10

Finding the Fourth Proportional to 153,932.10, 230,898.15 and 122,828.10

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Solution

The fourth proportional to 153,932.10, 230,898.15 and 122,828.10 is: 184,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,932.10 : 230,898.15 = 122,828.10 : x
  2. Step 2: Convert to fraction form
    153,932.10/230,898.15 = 122,828.10/x
  3. Step 3: Cross multiply
    153,932.10x = 230,898.15 × 122,828.10
  4. Step 4: Simplify right side
    153,932.10x = 28,360,781,058.02
  5. Step 5: Solve for x
    x = 28,360,781,058.02/153,932.10
  6. Step 6: Final answer
    x = 184,242.15

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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.