Home / 313,058.12-469,532.57-144,564.08

Finding the Fourth Proportional to 313,058.12, 469,532.57 and 144,564.08

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Solution

The fourth proportional to 313,058.12, 469,532.57 and 144,564.08 is: 216,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,058.12 : 469,532.57 = 144,564.08 : x
  2. Step 2: Convert to fraction form
    313,058.12/469,532.57 = 144,564.08/x
  3. Step 3: Cross multiply
    313,058.12x = 469,532.57 × 144,564.08
  4. Step 4: Simplify right side
    313,058.12x = 67,877,540,941.60
  5. Step 5: Solve for x
    x = 67,877,540,941.60/313,058.12
  6. Step 6: Final answer
    x = 216,820.90

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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.