Home / 144,027.10-216,040.65-84,832.30

Finding the Fourth Proportional to 144,027.10, 216,040.65 and 84,832.30

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Solution

The fourth proportional to 144,027.10, 216,040.65 and 84,832.30 is: 127,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,027.10 : 216,040.65 = 84,832.30 : x
  2. Step 2: Convert to fraction form
    144,027.10/216,040.65 = 84,832.30/x
  3. Step 3: Cross multiply
    144,027.10x = 216,040.65 × 84,832.30
  4. Step 4: Simplify right side
    144,027.10x = 18,327,225,233.00
  5. Step 5: Solve for x
    x = 18,327,225,233.00/144,027.10
  6. Step 6: Final answer
    x = 127,248.45

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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.