Home / 121,155.04-181,732.51-32,406.24

Finding the Fourth Proportional to 121,155.04, 181,732.51 and 32,406.24

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Solution

The fourth proportional to 121,155.04, 181,732.51 and 32,406.24 is: 48,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,155.04 : 181,732.51 = 32,406.24 : x
  2. Step 2: Convert to fraction form
    121,155.04/181,732.51 = 32,406.24/x
  3. Step 3: Cross multiply
    121,155.04x = 181,732.51 × 32,406.24
  4. Step 4: Simplify right side
    121,155.04x = 5,889,268,056.87
  5. Step 5: Solve for x
    x = 5,889,268,056.87/121,155.04
  6. Step 6: Final answer
    x = 48,609.35

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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.