Home / 159,060.33-219,507.48-86,468.13

Finding the Fourth Proportional to 159,060.33, 219,507.48 and 86,468.13

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Solution

The fourth proportional to 159,060.33, 219,507.48 and 86,468.13 is: 119,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,060.33 : 219,507.48 = 86,468.13 : x
  2. Step 2: Convert to fraction form
    159,060.33/219,507.48 = 86,468.13/x
  3. Step 3: Cross multiply
    159,060.33x = 219,507.48 × 86,468.13
  4. Step 4: Simplify right side
    159,060.33x = 18,980,401,316.61
  5. Step 5: Solve for x
    x = 18,980,401,316.61/159,060.33
  6. Step 6: Final answer
    x = 119,328.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.