Home / 144,280.13-199,234.25-89,925.07

Finding the Fourth Proportional to 144,280.13, 199,234.25 and 89,925.07

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Solution

The fourth proportional to 144,280.13, 199,234.25 and 89,925.07 is: 124,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,280.13 : 199,234.25 = 89,925.07 : x
  2. Step 2: Convert to fraction form
    144,280.13/199,234.25 = 89,925.07/x
  3. Step 3: Cross multiply
    144,280.13x = 199,234.25 × 89,925.07
  4. Step 4: Simplify right side
    144,280.13x = 17,916,153,877.65
  5. Step 5: Solve for x
    x = 17,916,153,877.65/144,280.13
  6. Step 6: Final answer
    x = 124,176.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.