Home / 144,141.36-216,219.33-55,363.74

Finding the Fourth Proportional to 144,141.36, 216,219.33 and 55,363.74

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Solution

The fourth proportional to 144,141.36, 216,219.33 and 55,363.74 is: 83,048.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,141.36 : 216,219.33 = 55,363.74 : x
  2. Step 2: Convert to fraction form
    144,141.36/216,219.33 = 55,363.74/x
  3. Step 3: Cross multiply
    144,141.36x = 216,219.33 × 55,363.74
  4. Step 4: Simplify right side
    144,141.36x = 11,970,710,769.09
  5. Step 5: Solve for x
    x = 11,970,710,769.09/144,141.36
  6. Step 6: Final answer
    x = 83,048.41

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1.5x scale

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.