Home / 110,335.36-165,453.90-31,430.92

Finding the Fourth Proportional to 110,335.36, 165,453.90 and 31,430.92

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Solution

The fourth proportional to 110,335.36, 165,453.90 and 31,430.92 is: 47,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,335.36 : 165,453.90 = 31,430.92 : x
  2. Step 2: Convert to fraction form
    110,335.36/165,453.90 = 31,430.92/x
  3. Step 3: Cross multiply
    110,335.36x = 165,453.90 × 31,430.92
  4. Step 4: Simplify right side
    110,335.36x = 5,200,368,294.59
  5. Step 5: Solve for x
    x = 5,200,368,294.59/110,335.36
  6. Step 6: Final answer
    x = 47,132.38

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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.