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Finding the Fourth Proportional to 189,291.60, 283,875.94 and 62,897.91

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Solution

The fourth proportional to 189,291.60, 283,875.94 and 62,897.91 is: 94,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,291.60 : 283,875.94 = 62,897.91 : x
  2. Step 2: Convert to fraction form
    189,291.60/283,875.94 = 62,897.91/x
  3. Step 3: Cross multiply
    189,291.60x = 283,875.94 × 62,897.91
  4. Step 4: Simplify right side
    189,291.60x = 17,855,203,168.04
  5. Step 5: Solve for x
    x = 17,855,203,168.04/189,291.60
  6. Step 6: Final answer
    x = 94,326.44

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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.