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Finding the Fourth Proportional to 110,070.94, 165,100.08 and 65,376.19

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Solution

The fourth proportional to 110,070.94, 165,100.08 and 65,376.19 is: 98,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,070.94 : 165,100.08 = 65,376.19 : x
  2. Step 2: Convert to fraction form
    110,070.94/165,100.08 = 65,376.19/x
  3. Step 3: Cross multiply
    110,070.94x = 165,100.08 × 65,376.19
  4. Step 4: Simplify right side
    110,070.94x = 10,793,614,199.10
  5. Step 5: Solve for x
    x = 10,793,614,199.10/110,070.94
  6. Step 6: Final answer
    x = 98,060.53

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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.