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Finding the Fourth Proportional to 96,777.30, 145,117.35 and 44,127.30

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Solution

The fourth proportional to 96,777.30, 145,117.35 and 44,127.30 is: 66,168.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777.30 : 145,117.35 = 44,127.30 : x
  2. Step 2: Convert to fraction form
    96,777.30/145,117.35 = 44,127.30/x
  3. Step 3: Cross multiply
    96,777.30x = 145,117.35 × 44,127.30
  4. Step 4: Simplify right side
    96,777.30x = 6,403,636,838.66
  5. Step 5: Solve for x
    x = 6,403,636,838.66/96,777.30
  6. Step 6: Final answer
    x = 66,168.79

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1.5x scale

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.