Home / 175,329.20-262,993.80-147,335.60

Finding the Fourth Proportional to 175,329.20, 262,993.80 and 147,335.60

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Solution

The fourth proportional to 175,329.20, 262,993.80 and 147,335.60 is: 221,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,329.20 : 262,993.80 = 147,335.60 : x
  2. Step 2: Convert to fraction form
    175,329.20/262,993.80 = 147,335.60/x
  3. Step 3: Cross multiply
    175,329.20x = 262,993.80 × 147,335.60
  4. Step 4: Simplify right side
    175,329.20x = 38,748,349,319.28
  5. Step 5: Solve for x
    x = 38,748,349,319.28/175,329.20
  6. Step 6: Final answer
    x = 221,003.40

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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.