Home / 62,931.46-94,455.51-31,788.58

Finding the Fourth Proportional to 62,931.46, 94,455.51 and 31,788.58

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Solution

The fourth proportional to 62,931.46, 94,455.51 and 31,788.58 is: 47,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,931.46 : 94,455.51 = 31,788.58 : x
  2. Step 2: Convert to fraction form
    62,931.46/94,455.51 = 31,788.58/x
  3. Step 3: Cross multiply
    62,931.46x = 94,455.51 × 31,788.58
  4. Step 4: Simplify right side
    62,931.46x = 3,002,606,536.08
  5. Step 5: Solve for x
    x = 3,002,606,536.08/62,931.46
  6. Step 6: Final answer
    x = 47,712.33

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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.