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Finding the Fourth Proportional to 288,133.10, 432,184.02 and 88,453.52

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Solution

The fourth proportional to 288,133.10, 432,184.02 and 88,453.52 is: 132,675.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,133.10 : 432,184.02 = 88,453.52 : x
  2. Step 2: Convert to fraction form
    288,133.10/432,184.02 = 88,453.52/x
  3. Step 3: Cross multiply
    288,133.10x = 432,184.02 × 88,453.52
  4. Step 4: Simplify right side
    288,133.10x = 38,228,197,856.75
  5. Step 5: Solve for x
    x = 38,228,197,856.75/288,133.10
  6. Step 6: Final answer
    x = 132,675.48

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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.