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Finding the Fourth Proportional to 119,275.14, 164,600.98 and 64,827.32

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Solution

The fourth proportional to 119,275.14, 164,600.98 and 64,827.32 is: 89,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,275.14 : 164,600.98 = 64,827.32 : x
  2. Step 2: Convert to fraction form
    119,275.14/164,600.98 = 64,827.32/x
  3. Step 3: Cross multiply
    119,275.14x = 164,600.98 × 64,827.32
  4. Step 4: Simplify right side
    119,275.14x = 10,670,640,402.77
  5. Step 5: Solve for x
    x = 10,670,640,402.77/119,275.14
  6. Step 6: Final answer
    x = 89,462.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.