Home / 217,904.16-326,875.05-60,132.60

Finding the Fourth Proportional to 217,904.16, 326,875.05 and 60,132.60

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Solution

The fourth proportional to 217,904.16, 326,875.05 and 60,132.60 is: 90,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,904.16 : 326,875.05 = 60,132.60 : x
  2. Step 2: Convert to fraction form
    217,904.16/326,875.05 = 60,132.60/x
  3. Step 3: Cross multiply
    217,904.16x = 326,875.05 × 60,132.60
  4. Step 4: Simplify right side
    217,904.16x = 19,655,846,631.63
  5. Step 5: Solve for x
    x = 19,655,846,631.63/217,904.16
  6. Step 6: Final answer
    x = 90,204.09

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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.