Home / 144,895.22-217,319.51-39,689.60

Finding the Fourth Proportional to 144,895.22, 217,319.51 and 39,689.60

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Solution

The fourth proportional to 144,895.22, 217,319.51 and 39,689.60 is: 59,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,895.22 : 217,319.51 = 39,689.60 : x
  2. Step 2: Convert to fraction form
    144,895.22/217,319.51 = 39,689.60/x
  3. Step 3: Cross multiply
    144,895.22x = 217,319.51 × 39,689.60
  4. Step 4: Simplify right side
    144,895.22x = 8,625,324,225.65
  5. Step 5: Solve for x
    x = 8,625,324,225.65/144,895.22
  6. Step 6: Final answer
    x = 59,528.01

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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.