Home / 110,217.60-165,326.40-70,851.60

Finding the Fourth Proportional to 110,217.60, 165,326.40 and 70,851.60

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Solution

The fourth proportional to 110,217.60, 165,326.40 and 70,851.60 is: 106,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.60 : 165,326.40 = 70,851.60 : x
  2. Step 2: Convert to fraction form
    110,217.60/165,326.40 = 70,851.60/x
  3. Step 3: Cross multiply
    110,217.60x = 165,326.40 × 70,851.60
  4. Step 4: Simplify right side
    110,217.60x = 11,713,639,962.24
  5. Step 5: Solve for x
    x = 11,713,639,962.24/110,217.60
  6. Step 6: Final answer
    x = 106,277.40

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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.