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Finding the Fourth Proportional to 48,368.40, 72,714.60 and 41,953.20

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Solution

The fourth proportional to 48,368.40, 72,714.60 and 41,953.20 is: 63,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,368.40 : 72,714.60 = 41,953.20 : x
  2. Step 2: Convert to fraction form
    48,368.40/72,714.60 = 41,953.20/x
  3. Step 3: Cross multiply
    48,368.40x = 72,714.60 × 41,953.20
  4. Step 4: Simplify right side
    48,368.40x = 3,050,610,156.72
  5. Step 5: Solve for x
    x = 3,050,610,156.72/48,368.40
  6. Step 6: Final answer
    x = 63,070.31

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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.