Home / 91,013.84-125,603.40-50,727.89

Finding the Fourth Proportional to 91,013.84, 125,603.40 and 50,727.89

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Solution

The fourth proportional to 91,013.84, 125,603.40 and 50,727.89 is: 70,006.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,013.84 : 125,603.40 = 50,727.89 : x
  2. Step 2: Convert to fraction form
    91,013.84/125,603.40 = 50,727.89/x
  3. Step 3: Cross multiply
    91,013.84x = 125,603.40 × 50,727.89
  4. Step 4: Simplify right side
    91,013.84x = 6,371,595,458.83
  5. Step 5: Solve for x
    x = 6,371,595,458.83/91,013.84
  6. Step 6: Final answer
    x = 70,006.89

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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.