Home / 217,154.52-326,090.07-146,530.89

Finding the Fourth Proportional to 217,154.52, 326,090.07 and 146,530.89

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Solution

The fourth proportional to 217,154.52, 326,090.07 and 146,530.89 is: 220,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,154.52 : 326,090.07 = 146,530.89 : x
  2. Step 2: Convert to fraction form
    217,154.52/326,090.07 = 146,530.89/x
  3. Step 3: Cross multiply
    217,154.52x = 326,090.07 × 146,530.89
  4. Step 4: Simplify right side
    217,154.52x = 47,782,268,177.26
  5. Step 5: Solve for x
    x = 47,782,268,177.26/217,154.52
  6. Step 6: Final answer
    x = 220,038.10

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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.