Home / 358,081.50-537,122.39-91,842.02

Finding the Fourth Proportional to 358,081.50, 537,122.39 and 91,842.02

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Solution

The fourth proportional to 358,081.50, 537,122.39 and 91,842.02 is: 137,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,081.50 : 537,122.39 = 91,842.02 : x
  2. Step 2: Convert to fraction form
    358,081.50/537,122.39 = 91,842.02/x
  3. Step 3: Cross multiply
    358,081.50x = 537,122.39 × 91,842.02
  4. Step 4: Simplify right side
    358,081.50x = 49,330,402,140.01
  5. Step 5: Solve for x
    x = 49,330,402,140.01/358,081.50
  6. Step 6: Final answer
    x = 137,763.06

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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.