Home / 93,548.16-129,120-60,072.48

Finding the Fourth Proportional to 93,548.16, 129,120 and 60,072.48

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Solution

The fourth proportional to 93,548.16, 129,120 and 60,072.48 is: 82,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,548.16 : 129,120 = 60,072.48 : x
  2. Step 2: Convert to fraction form
    93,548.16/129,120 = 60,072.48/x
  3. Step 3: Cross multiply
    93,548.16x = 129,120 × 60,072.48
  4. Step 4: Simplify right side
    93,548.16x = 7,756,558,617.60
  5. Step 5: Solve for x
    x = 7,756,558,617.60/93,548.16
  6. Step 6: Final answer
    x = 82,915.14

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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.