Home / 144,147.32-216,220.96-104,953.84

Finding the Fourth Proportional to 144,147.32, 216,220.96 and 104,953.84

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Solution

The fourth proportional to 144,147.32, 216,220.96 and 104,953.84 is: 157,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,147.32 : 216,220.96 = 104,953.84 : x
  2. Step 2: Convert to fraction form
    144,147.32/216,220.96 = 104,953.84/x
  3. Step 3: Cross multiply
    144,147.32x = 216,220.96 × 104,953.84
  4. Step 4: Simplify right side
    144,147.32x = 22,693,220,040.49
  5. Step 5: Solve for x
    x = 22,693,220,040.49/144,147.32
  6. Step 6: Final answer
    x = 157,430.75

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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.