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Finding the Fourth Proportional to 94,908.25, 130,962.01 and 52,461.01

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Solution

The fourth proportional to 94,908.25, 130,962.01 and 52,461.01 is: 72,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,908.25 : 130,962.01 = 52,461.01 : x
  2. Step 2: Convert to fraction form
    94,908.25/130,962.01 = 52,461.01/x
  3. Step 3: Cross multiply
    94,908.25x = 130,962.01 × 52,461.01
  4. Step 4: Simplify right side
    94,908.25x = 6,870,399,316.23
  5. Step 5: Solve for x
    x = 6,870,399,316.23/94,908.25
  6. Step 6: Final answer
    x = 72,389.91

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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.