Home / 48,740.48-72,953.78-39,274.10

Finding the Fourth Proportional to 48,740.48, 72,953.78 and 39,274.10

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Solution

The fourth proportional to 48,740.48, 72,953.78 and 39,274.10 is: 58,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740.48 : 72,953.78 = 39,274.10 : x
  2. Step 2: Convert to fraction form
    48,740.48/72,953.78 = 39,274.10/x
  3. Step 3: Cross multiply
    48,740.48x = 72,953.78 × 39,274.10
  4. Step 4: Simplify right side
    48,740.48x = 2,865,194,051.10
  5. Step 5: Solve for x
    x = 2,865,194,051.10/48,740.48
  6. Step 6: Final answer
    x = 58,784.69

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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.