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Finding the Fourth Proportional to 70,203.92, 96,946.44 and 45,097.52

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Solution

The fourth proportional to 70,203.92, 96,946.44 and 45,097.52 is: 62,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,203.92 : 96,946.44 = 45,097.52 : x
  2. Step 2: Convert to fraction form
    70,203.92/96,946.44 = 45,097.52/x
  3. Step 3: Cross multiply
    70,203.92x = 96,946.44 × 45,097.52
  4. Step 4: Simplify right side
    70,203.92x = 4,372,044,016.83
  5. Step 5: Solve for x
    x = 4,372,044,016.83/70,203.92
  6. Step 6: Final answer
    x = 62,276.35

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1.5x scale

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.