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Finding the Fourth Proportional to 97,854.76, 134,946.58 and 63,852.38

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Solution

The fourth proportional to 97,854.76, 134,946.58 and 63,852.38 is: 88,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,854.76 : 134,946.58 = 63,852.38 : x
  2. Step 2: Convert to fraction form
    97,854.76/134,946.58 = 63,852.38/x
  3. Step 3: Cross multiply
    97,854.76x = 134,946.58 × 63,852.38
  4. Step 4: Simplify right side
    97,854.76x = 8,616,660,305.86
  5. Step 5: Solve for x
    x = 8,616,660,305.86/97,854.76
  6. Step 6: Final answer
    x = 88,055.61

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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.