Home / 110,764.64-152,834.76-63,015.20

Finding the Fourth Proportional to 110,764.64, 152,834.76 and 63,015.20

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Solution

The fourth proportional to 110,764.64, 152,834.76 and 63,015.20 is: 86,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,764.64 : 152,834.76 = 63,015.20 : x
  2. Step 2: Convert to fraction form
    110,764.64/152,834.76 = 63,015.20/x
  3. Step 3: Cross multiply
    110,764.64x = 152,834.76 × 63,015.20
  4. Step 4: Simplify right side
    110,764.64x = 9,630,912,968.35
  5. Step 5: Solve for x
    x = 9,630,912,968.35/110,764.64
  6. Step 6: Final answer
    x = 86,949.35

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1.5x scale

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.