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Finding the Fourth Proportional to 64,946.60, 97,365.90 and 27,535.40

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Solution

The fourth proportional to 64,946.60, 97,365.90 and 27,535.40 is: 41,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,946.60 : 97,365.90 = 27,535.40 : x
  2. Step 2: Convert to fraction form
    64,946.60/97,365.90 = 27,535.40/x
  3. Step 3: Cross multiply
    64,946.60x = 97,365.90 × 27,535.40
  4. Step 4: Simplify right side
    64,946.60x = 2,681,009,002.86
  5. Step 5: Solve for x
    x = 2,681,009,002.86/64,946.60
  6. Step 6: Final answer
    x = 41,280.21

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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.