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Finding the Fourth Proportional to 63,097.60, 94,516.80 and 31,950.40

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Solution

The fourth proportional to 63,097.60, 94,516.80 and 31,950.40 is: 47,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,097.60 : 94,516.80 = 31,950.40 : x
  2. Step 2: Convert to fraction form
    63,097.60/94,516.80 = 31,950.40/x
  3. Step 3: Cross multiply
    63,097.60x = 94,516.80 × 31,950.40
  4. Step 4: Simplify right side
    63,097.60x = 3,019,849,566.72
  5. Step 5: Solve for x
    x = 3,019,849,566.72/63,097.60
  6. Step 6: Final answer
    x = 47,859.98

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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.