Home / 126,445.34-174,498.10-69,860.36

Finding the Fourth Proportional to 126,445.34, 174,498.10 and 69,860.36

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Solution

The fourth proportional to 126,445.34, 174,498.10 and 69,860.36 is: 96,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,445.34 : 174,498.10 = 69,860.36 : x
  2. Step 2: Convert to fraction form
    126,445.34/174,498.10 = 69,860.36/x
  3. Step 3: Cross multiply
    126,445.34x = 174,498.10 × 69,860.36
  4. Step 4: Simplify right side
    126,445.34x = 12,190,500,085.32
  5. Step 5: Solve for x
    x = 12,190,500,085.32/126,445.34
  6. Step 6: Final answer
    x = 96,409.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.