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Finding the Fourth Proportional to 237,070.96, 355,624.80 and 79,300.24

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Solution

The fourth proportional to 237,070.96, 355,624.80 and 79,300.24 is: 118,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,070.96 : 355,624.80 = 79,300.24 : x
  2. Step 2: Convert to fraction form
    237,070.96/355,624.80 = 79,300.24/x
  3. Step 3: Cross multiply
    237,070.96x = 355,624.80 × 79,300.24
  4. Step 4: Simplify right side
    237,070.96x = 28,201,131,989.95
  5. Step 5: Solve for x
    x = 28,201,131,989.95/237,070.96
  6. Step 6: Final answer
    x = 118,956.50

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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.