Home / 159,242.04-238,920.48-80,296.80

Finding the Fourth Proportional to 159,242.04, 238,920.48 and 80,296.80

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Solution

The fourth proportional to 159,242.04, 238,920.48 and 80,296.80 is: 120,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,242.04 : 238,920.48 = 80,296.80 : x
  2. Step 2: Convert to fraction form
    159,242.04/238,920.48 = 80,296.80/x
  3. Step 3: Cross multiply
    159,242.04x = 238,920.48 × 80,296.80
  4. Step 4: Simplify right side
    159,242.04x = 19,184,549,998.46
  5. Step 5: Solve for x
    x = 19,184,549,998.46/159,242.04
  6. Step 6: Final answer
    x = 120,474.15

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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.