Home / 79,637.34-119,529.92-40,222.13

Finding the Fourth Proportional to 79,637.34, 119,529.92 and 40,222.13

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Solution

The fourth proportional to 79,637.34, 119,529.92 and 40,222.13 is: 60,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,637.34 : 119,529.92 = 40,222.13 : x
  2. Step 2: Convert to fraction form
    79,637.34/119,529.92 = 40,222.13/x
  3. Step 3: Cross multiply
    79,637.34x = 119,529.92 × 40,222.13
  4. Step 4: Simplify right side
    79,637.34x = 4,807,747,981.13
  5. Step 5: Solve for x
    x = 4,807,747,981.13/79,637.34
  6. Step 6: Final answer
    x = 60,370.52

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1.5x scale

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.