Home / 64,429.91-88,913.18-36,135.35

Finding the Fourth Proportional to 64,429.91, 88,913.18 and 36,135.35

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Solution

The fourth proportional to 64,429.91, 88,913.18 and 36,135.35 is: 49,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,429.91 : 88,913.18 = 36,135.35 : x
  2. Step 2: Convert to fraction form
    64,429.91/88,913.18 = 36,135.35/x
  3. Step 3: Cross multiply
    64,429.91x = 88,913.18 × 36,135.35
  4. Step 4: Simplify right side
    64,429.91x = 3,212,908,253.67
  5. Step 5: Solve for x
    x = 3,212,908,253.67/64,429.91
  6. Step 6: Final answer
    x = 49,866.72

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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.