Home / 286,204.20-429,306.30-168,106.20

Finding the Fourth Proportional to 286,204.20, 429,306.30 and 168,106.20

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Solution

The fourth proportional to 286,204.20, 429,306.30 and 168,106.20 is: 252,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,204.20 : 429,306.30 = 168,106.20 : x
  2. Step 2: Convert to fraction form
    286,204.20/429,306.30 = 168,106.20/x
  3. Step 3: Cross multiply
    286,204.20x = 429,306.30 × 168,106.20
  4. Step 4: Simplify right side
    286,204.20x = 72,169,050,729.06
  5. Step 5: Solve for x
    x = 72,169,050,729.06/286,204.20
  6. Step 6: Final answer
    x = 252,159.30

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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.