Home / 67,720.74-93,408.19-46,463.10

Finding the Fourth Proportional to 67,720.74, 93,408.19 and 46,463.10

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Solution

The fourth proportional to 67,720.74, 93,408.19 and 46,463.10 is: 64,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.74 : 93,408.19 = 46,463.10 : x
  2. Step 2: Convert to fraction form
    67,720.74/93,408.19 = 46,463.10/x
  3. Step 3: Cross multiply
    67,720.74x = 93,408.19 × 46,463.10
  4. Step 4: Simplify right side
    67,720.74x = 4,340,033,956.63
  5. Step 5: Solve for x
    x = 4,340,033,956.63/67,720.74
  6. Step 6: Final answer
    x = 64,087.22

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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.