Home / 70,595.38-97,421.94-40,381.03

Finding the Fourth Proportional to 70,595.38, 97,421.94 and 40,381.03

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Solution

The fourth proportional to 70,595.38, 97,421.94 and 40,381.03 is: 55,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,595.38 : 97,421.94 = 40,381.03 : x
  2. Step 2: Convert to fraction form
    70,595.38/97,421.94 = 40,381.03/x
  3. Step 3: Cross multiply
    70,595.38x = 97,421.94 × 40,381.03
  4. Step 4: Simplify right side
    70,595.38x = 3,933,998,281.80
  5. Step 5: Solve for x
    x = 3,933,998,281.80/70,595.38
  6. Step 6: Final answer
    x = 55,726.00

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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.