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Finding the Fourth Proportional to 94,703.40, 142,018.14 and 35,506.76

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Solution

The fourth proportional to 94,703.40, 142,018.14 and 35,506.76 is: 53,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,703.40 : 142,018.14 = 35,506.76 : x
  2. Step 2: Convert to fraction form
    94,703.40/142,018.14 = 35,506.76/x
  3. Step 3: Cross multiply
    94,703.40x = 142,018.14 × 35,506.76
  4. Step 4: Simplify right side
    94,703.40x = 5,042,604,012.63
  5. Step 5: Solve for x
    x = 5,042,604,012.63/94,703.40
  6. Step 6: Final answer
    x = 53,246.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.