Home / 68,463.81-94,428-58,919.58

Finding the Fourth Proportional to 68,463.81, 94,428 and 58,919.58

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Solution

The fourth proportional to 68,463.81, 94,428 and 58,919.58 is: 81,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,463.81 : 94,428 = 58,919.58 : x
  2. Step 2: Convert to fraction form
    68,463.81/94,428 = 58,919.58/x
  3. Step 3: Cross multiply
    68,463.81x = 94,428 × 58,919.58
  4. Step 4: Simplify right side
    68,463.81x = 5,563,658,100.24
  5. Step 5: Solve for x
    x = 5,563,658,100.24/68,463.81
  6. Step 6: Final answer
    x = 81,264.22

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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.