Home / 47,252.31-70,714.98-38,720.19

Finding the Fourth Proportional to 47,252.31, 70,714.98 and 38,720.19

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Solution

The fourth proportional to 47,252.31, 70,714.98 and 38,720.19 is: 57,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.31 : 70,714.98 = 38,720.19 : x
  2. Step 2: Convert to fraction form
    47,252.31/70,714.98 = 38,720.19/x
  3. Step 3: Cross multiply
    47,252.31x = 70,714.98 × 38,720.19
  4. Step 4: Simplify right side
    47,252.31x = 2,738,097,461.45
  5. Step 5: Solve for x
    x = 2,738,097,461.45/47,252.31
  6. Step 6: Final answer
    x = 57,946.32

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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.