Home / 144,966.16-217,415.58-39,793.60

Finding the Fourth Proportional to 144,966.16, 217,415.58 and 39,793.60

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Solution

The fourth proportional to 144,966.16, 217,415.58 and 39,793.60 is: 59,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,966.16 : 217,415.58 = 39,793.60 : x
  2. Step 2: Convert to fraction form
    144,966.16/217,415.58 = 39,793.60/x
  3. Step 3: Cross multiply
    144,966.16x = 217,415.58 × 39,793.60
  4. Step 4: Simplify right side
    144,966.16x = 8,651,748,624.29
  5. Step 5: Solve for x
    x = 8,651,748,624.29/144,966.16
  6. Step 6: Final answer
    x = 59,681.16

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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.