Home / 64,600.48-89,137.28-36,307.36

Finding the Fourth Proportional to 64,600.48, 89,137.28 and 36,307.36

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Solution

The fourth proportional to 64,600.48, 89,137.28 and 36,307.36 is: 50,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600.48 : 89,137.28 = 36,307.36 : x
  2. Step 2: Convert to fraction form
    64,600.48/89,137.28 = 36,307.36/x
  3. Step 3: Cross multiply
    64,600.48x = 89,137.28 × 36,307.36
  4. Step 4: Simplify right side
    64,600.48x = 3,236,339,314.38
  5. Step 5: Solve for x
    x = 3,236,339,314.38/64,600.48
  6. Step 6: Final answer
    x = 50,097.76

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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.