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Finding the Fourth Proportional to 94,223.90, 130,026.69 and 53,935.11

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Solution

The fourth proportional to 94,223.90, 130,026.69 and 53,935.11 is: 74,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,223.90 : 130,026.69 = 53,935.11 : x
  2. Step 2: Convert to fraction form
    94,223.90/130,026.69 = 53,935.11/x
  3. Step 3: Cross multiply
    94,223.90x = 130,026.69 × 53,935.11
  4. Step 4: Simplify right side
    94,223.90x = 7,013,003,828.09
  5. Step 5: Solve for x
    x = 7,013,003,828.09/94,223.90
  6. Step 6: Final answer
    x = 74,429.14

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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.