Home / 91,975.40-126,926.55-53,737.19

Finding the Fourth Proportional to 91,975.40, 126,926.55 and 53,737.19

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Solution

The fourth proportional to 91,975.40, 126,926.55 and 53,737.19 is: 74,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,975.40 : 126,926.55 = 53,737.19 : x
  2. Step 2: Convert to fraction form
    91,975.40/126,926.55 = 53,737.19/x
  3. Step 3: Cross multiply
    91,975.40x = 126,926.55 × 53,737.19
  4. Step 4: Simplify right side
    91,975.40x = 6,820,675,498.76
  5. Step 5: Solve for x
    x = 6,820,675,498.76/91,975.40
  6. Step 6: Final answer
    x = 74,157.61

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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.