Home / 97,946.42-135,164.30-55,504.04

Finding the Fourth Proportional to 97,946.42, 135,164.30 and 55,504.04

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Solution

The fourth proportional to 97,946.42, 135,164.30 and 55,504.04 is: 76,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,946.42 : 135,164.30 = 55,504.04 : x
  2. Step 2: Convert to fraction form
    97,946.42/135,164.30 = 55,504.04/x
  3. Step 3: Cross multiply
    97,946.42x = 135,164.30 × 55,504.04
  4. Step 4: Simplify right side
    97,946.42x = 7,502,164,713.77
  5. Step 5: Solve for x
    x = 7,502,164,713.77/97,946.42
  6. Step 6: Final answer
    x = 76,594.58

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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.