Home / 64,733.52-89,320.33-36,433.20

Finding the Fourth Proportional to 64,733.52, 89,320.33 and 36,433.20

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Solution

The fourth proportional to 64,733.52, 89,320.33 and 36,433.20 is: 50,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,733.52 : 89,320.33 = 36,433.20 : x
  2. Step 2: Convert to fraction form
    64,733.52/89,320.33 = 36,433.20/x
  3. Step 3: Cross multiply
    64,733.52x = 89,320.33 × 36,433.20
  4. Step 4: Simplify right side
    64,733.52x = 3,254,224,909.27
  5. Step 5: Solve for x
    x = 3,254,224,909.27/64,733.52
  6. Step 6: Final answer
    x = 50,271.10

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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.