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Finding the Fourth Proportional to 133,055.10, 199,582.65 and 63,071.10

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Solution

The fourth proportional to 133,055.10, 199,582.65 and 63,071.10 is: 94,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,055.10 : 199,582.65 = 63,071.10 : x
  2. Step 2: Convert to fraction form
    133,055.10/199,582.65 = 63,071.10/x
  3. Step 3: Cross multiply
    133,055.10x = 199,582.65 × 63,071.10
  4. Step 4: Simplify right side
    133,055.10x = 12,587,897,276.42
  5. Step 5: Solve for x
    x = 12,587,897,276.42/133,055.10
  6. Step 6: Final answer
    x = 94,606.65

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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.