Home / 242,288.20-334,354.80-141,686.20

Finding the Fourth Proportional to 242,288.20, 334,354.80 and 141,686.20

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Solution

The fourth proportional to 242,288.20, 334,354.80 and 141,686.20 is: 195,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,288.20 : 334,354.80 = 141,686.20 : x
  2. Step 2: Convert to fraction form
    242,288.20/334,354.80 = 141,686.20/x
  3. Step 3: Cross multiply
    242,288.20x = 334,354.80 × 141,686.20
  4. Step 4: Simplify right side
    242,288.20x = 47,373,461,063.76
  5. Step 5: Solve for x
    x = 47,373,461,063.76/242,288.20
  6. Step 6: Final answer
    x = 195,525.25

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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.