Home / 97,106.41-134,009.33-54,666.43

Finding the Fourth Proportional to 97,106.41, 134,009.33 and 54,666.43

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Solution

The fourth proportional to 97,106.41, 134,009.33 and 54,666.43 is: 75,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,106.41 : 134,009.33 = 54,666.43 : x
  2. Step 2: Convert to fraction form
    97,106.41/134,009.33 = 54,666.43/x
  3. Step 3: Cross multiply
    97,106.41x = 134,009.33 × 54,666.43
  4. Step 4: Simplify right side
    97,106.41x = 7,325,811,657.79
  5. Step 5: Solve for x
    x = 7,325,811,657.79/97,106.41
  6. Step 6: Final answer
    x = 75,441.07

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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.