Home / 155,430.30-233,145.45-50,259.90

Finding the Fourth Proportional to 155,430.30, 233,145.45 and 50,259.90

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Solution

The fourth proportional to 155,430.30, 233,145.45 and 50,259.90 is: 75,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,430.30 : 233,145.45 = 50,259.90 : x
  2. Step 2: Convert to fraction form
    155,430.30/233,145.45 = 50,259.90/x
  3. Step 3: Cross multiply
    155,430.30x = 233,145.45 × 50,259.90
  4. Step 4: Simplify right side
    155,430.30x = 11,717,867,002.46
  5. Step 5: Solve for x
    x = 11,717,867,002.46/155,430.30
  6. Step 6: Final answer
    x = 75,389.85

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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.