Home / 60,889.34-84,021.35-38,221.08

Finding the Fourth Proportional to 60,889.34, 84,021.35 and 38,221.08

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Solution

The fourth proportional to 60,889.34, 84,021.35 and 38,221.08 is: 52,741.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,889.34 : 84,021.35 = 38,221.08 : x
  2. Step 2: Convert to fraction form
    60,889.34/84,021.35 = 38,221.08/x
  3. Step 3: Cross multiply
    60,889.34x = 84,021.35 × 38,221.08
  4. Step 4: Simplify right side
    60,889.34x = 3,211,386,548.95
  5. Step 5: Solve for x
    x = 3,211,386,548.95/60,889.34
  6. Step 6: Final answer
    x = 52,741.36

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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.