Home / 144,945.70-217,483.28-56,206.15

Finding the Fourth Proportional to 144,945.70, 217,483.28 and 56,206.15

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Solution

The fourth proportional to 144,945.70, 217,483.28 and 56,206.15 is: 84,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,945.70 : 217,483.28 = 56,206.15 : x
  2. Step 2: Convert to fraction form
    144,945.70/217,483.28 = 56,206.15/x
  3. Step 3: Cross multiply
    144,945.70x = 217,483.28 × 56,206.15
  4. Step 4: Simplify right side
    144,945.70x = 12,223,897,858.17
  5. Step 5: Solve for x
    x = 12,223,897,858.17/144,945.70
  6. Step 6: Final answer
    x = 84,334.33

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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.