Home / 328,202.18-492,259.52-91,525.04

Finding the Fourth Proportional to 328,202.18, 492,259.52 and 91,525.04

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Solution

The fourth proportional to 328,202.18, 492,259.52 and 91,525.04 is: 137,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,202.18 : 492,259.52 = 91,525.04 : x
  2. Step 2: Convert to fraction form
    328,202.18/492,259.52 = 91,525.04/x
  3. Step 3: Cross multiply
    328,202.18x = 492,259.52 × 91,525.04
  4. Step 4: Simplify right side
    328,202.18x = 45,054,069,339.46
  5. Step 5: Solve for x
    x = 45,054,069,339.46/328,202.18
  6. Step 6: Final answer
    x = 137,275.35

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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.