Home / 92,038.41-137,970.14-58,664.79

Finding the Fourth Proportional to 92,038.41, 137,970.14 and 58,664.79

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Solution

The fourth proportional to 92,038.41, 137,970.14 and 58,664.79 is: 87,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,038.41 : 137,970.14 = 58,664.79 : x
  2. Step 2: Convert to fraction form
    92,038.41/137,970.14 = 58,664.79/x
  3. Step 3: Cross multiply
    92,038.41x = 137,970.14 × 58,664.79
  4. Step 4: Simplify right side
    92,038.41x = 8,093,988,996.05
  5. Step 5: Solve for x
    x = 8,093,988,996.05/92,038.41
  6. Step 6: Final answer
    x = 87,941.43

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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.