Home / 96,491.81-133,143.19-60,656.45

Finding the Fourth Proportional to 96,491.81, 133,143.19 and 60,656.45

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Solution

The fourth proportional to 96,491.81, 133,143.19 and 60,656.45 is: 83,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,491.81 : 133,143.19 = 60,656.45 : x
  2. Step 2: Convert to fraction form
    96,491.81/133,143.19 = 60,656.45/x
  3. Step 3: Cross multiply
    96,491.81x = 133,143.19 × 60,656.45
  4. Step 4: Simplify right side
    96,491.81x = 8,075,992,770.91
  5. Step 5: Solve for x
    x = 8,075,992,770.91/96,491.81
  6. Step 6: Final answer
    x = 83,696.15

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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.