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Finding the Fourth Proportional to 64,881.52, 97,323.06 and 23,328.52

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Solution

The fourth proportional to 64,881.52, 97,323.06 and 23,328.52 is: 34,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,881.52 : 97,323.06 = 23,328.52 : x
  2. Step 2: Convert to fraction form
    64,881.52/97,323.06 = 23,328.52/x
  3. Step 3: Cross multiply
    64,881.52x = 97,323.06 × 23,328.52
  4. Step 4: Simplify right side
    64,881.52x = 2,270,402,951.67
  5. Step 5: Solve for x
    x = 2,270,402,951.67/64,881.52
  6. Step 6: Final answer
    x = 34,993.06

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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.