Home / 51,265.96-70,642.02-37,815.90

Finding the Fourth Proportional to 51,265.96, 70,642.02 and 37,815.90

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Solution

The fourth proportional to 51,265.96, 70,642.02 and 37,815.90 is: 52,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,265.96 : 70,642.02 = 37,815.90 : x
  2. Step 2: Convert to fraction form
    51,265.96/70,642.02 = 37,815.90/x
  3. Step 3: Cross multiply
    51,265.96x = 70,642.02 × 37,815.90
  4. Step 4: Simplify right side
    51,265.96x = 2,671,391,564.12
  5. Step 5: Solve for x
    x = 2,671,391,564.12/51,265.96
  6. Step 6: Final answer
    x = 52,108.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.