Home / 121,000.14-181,501.83-46,124.28

Finding the Fourth Proportional to 121,000.14, 181,501.83 and 46,124.28

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Solution

The fourth proportional to 121,000.14, 181,501.83 and 46,124.28 is: 69,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,000.14 : 181,501.83 = 46,124.28 : x
  2. Step 2: Convert to fraction form
    121,000.14/181,501.83 = 46,124.28/x
  3. Step 3: Cross multiply
    121,000.14x = 181,501.83 × 46,124.28
  4. Step 4: Simplify right side
    121,000.14x = 8,371,641,227.43
  5. Step 5: Solve for x
    x = 8,371,641,227.43/121,000.14
  6. Step 6: Final answer
    x = 69,187.04

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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.