Home / 110,314.92-165,498.30-31,430.28

Finding the Fourth Proportional to 110,314.92, 165,498.30 and 31,430.28

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Solution

The fourth proportional to 110,314.92, 165,498.30 and 31,430.28 is: 47,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,314.92 : 165,498.30 = 31,430.28 : x
  2. Step 2: Convert to fraction form
    110,314.92/165,498.30 = 31,430.28/x
  3. Step 3: Cross multiply
    110,314.92x = 165,498.30 × 31,430.28
  4. Step 4: Simplify right side
    110,314.92x = 5,201,657,908.52
  5. Step 5: Solve for x
    x = 5,201,657,908.52/110,314.92
  6. Step 6: Final answer
    x = 47,152.80

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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.