Home / 144,301.28-216,451.91-39,117.51

Finding the Fourth Proportional to 144,301.28, 216,451.91 and 39,117.51

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Solution

The fourth proportional to 144,301.28, 216,451.91 and 39,117.51 is: 58,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,301.28 : 216,451.91 = 39,117.51 : x
  2. Step 2: Convert to fraction form
    144,301.28/216,451.91 = 39,117.51/x
  3. Step 3: Cross multiply
    144,301.28x = 216,451.91 × 39,117.51
  4. Step 4: Simplify right side
    144,301.28x = 8,467,059,558.36
  5. Step 5: Solve for x
    x = 8,467,059,558.36/144,301.28
  6. Step 6: Final answer
    x = 58,676.26

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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.