Home / 162,286.02-243,404.40-57,080.40

Finding the Fourth Proportional to 162,286.02, 243,404.40 and 57,080.40

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Solution

The fourth proportional to 162,286.02, 243,404.40 and 57,080.40 is: 85,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,286.02 : 243,404.40 = 57,080.40 : x
  2. Step 2: Convert to fraction form
    162,286.02/243,404.40 = 57,080.40/x
  3. Step 3: Cross multiply
    162,286.02x = 243,404.40 × 57,080.40
  4. Step 4: Simplify right side
    162,286.02x = 13,893,620,513.76
  5. Step 5: Solve for x
    x = 13,893,620,513.76/162,286.02
  6. Step 6: Final answer
    x = 85,611.94

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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.