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Finding the Fourth Proportional to 48,312.80, 72,369.48 and 35,846.96

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Solution

The fourth proportional to 48,312.80, 72,369.48 and 35,846.96 is: 53,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.80 : 72,369.48 = 35,846.96 : x
  2. Step 2: Convert to fraction form
    48,312.80/72,369.48 = 35,846.96/x
  3. Step 3: Cross multiply
    48,312.80x = 72,369.48 × 35,846.96
  4. Step 4: Simplify right side
    48,312.80x = 2,594,225,854.78
  5. Step 5: Solve for x
    x = 2,594,225,854.78/48,312.80
  6. Step 6: Final answer
    x = 53,696.45

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1.5x scale

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.