Home / 175,320.80-262,981.20-168,322.40

Finding the Fourth Proportional to 175,320.80, 262,981.20 and 168,322.40

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Solution

The fourth proportional to 175,320.80, 262,981.20 and 168,322.40 is: 252,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,320.80 : 262,981.20 = 168,322.40 : x
  2. Step 2: Convert to fraction form
    175,320.80/262,981.20 = 168,322.40/x
  3. Step 3: Cross multiply
    175,320.80x = 262,981.20 × 168,322.40
  4. Step 4: Simplify right side
    175,320.80x = 44,265,626,738.88
  5. Step 5: Solve for x
    x = 44,265,626,738.88/175,320.80
  6. Step 6: Final answer
    x = 252,483.60

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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.