Home / 120,923.27-181,384.85-42,037.47

Finding the Fourth Proportional to 120,923.27, 181,384.85 and 42,037.47

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Solution

The fourth proportional to 120,923.27, 181,384.85 and 42,037.47 is: 63,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,923.27 : 181,384.85 = 42,037.47 : x
  2. Step 2: Convert to fraction form
    120,923.27/181,384.85 = 42,037.47/x
  3. Step 3: Cross multiply
    120,923.27x = 181,384.85 × 42,037.47
  4. Step 4: Simplify right side
    120,923.27x = 7,624,960,190.33
  5. Step 5: Solve for x
    x = 7,624,960,190.33/120,923.27
  6. Step 6: Final answer
    x = 63,056.19

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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.