Home / 64,193.23-88,559.49-42,979.33

Finding the Fourth Proportional to 64,193.23, 88,559.49 and 42,979.33

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Solution

The fourth proportional to 64,193.23, 88,559.49 and 42,979.33 is: 59,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,193.23 : 88,559.49 = 42,979.33 : x
  2. Step 2: Convert to fraction form
    64,193.23/88,559.49 = 42,979.33/x
  3. Step 3: Cross multiply
    64,193.23x = 88,559.49 × 42,979.33
  4. Step 4: Simplify right side
    64,193.23x = 3,806,227,545.34
  5. Step 5: Solve for x
    x = 3,806,227,545.34/64,193.23
  6. Step 6: Final answer
    x = 59,293.29

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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.