Home / 79,746.78-119,645.56-23,587.22

Finding the Fourth Proportional to 79,746.78, 119,645.56 and 23,587.22

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Solution

The fourth proportional to 79,746.78, 119,645.56 and 23,587.22 is: 35,388.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,746.78 : 119,645.56 = 23,587.22 : x
  2. Step 2: Convert to fraction form
    79,746.78/119,645.56 = 23,587.22/x
  3. Step 3: Cross multiply
    79,746.78x = 119,645.56 × 23,587.22
  4. Step 4: Simplify right side
    79,746.78x = 2,822,106,145.74
  5. Step 5: Solve for x
    x = 2,822,106,145.74/79,746.78
  6. Step 6: Final answer
    x = 35,388.34

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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.