Home / 121,350.15-182,107.23-42,465.06

Finding the Fourth Proportional to 121,350.15, 182,107.23 and 42,465.06

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Solution

The fourth proportional to 121,350.15, 182,107.23 and 42,465.06 is: 63,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,350.15 : 182,107.23 = 42,465.06 : x
  2. Step 2: Convert to fraction form
    121,350.15/182,107.23 = 42,465.06/x
  3. Step 3: Cross multiply
    121,350.15x = 182,107.23 × 42,465.06
  4. Step 4: Simplify right side
    121,350.15x = 7,733,194,448.38
  5. Step 5: Solve for x
    x = 7,733,194,448.38/121,350.15
  6. Step 6: Final answer
    x = 63,726.29

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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.