Home / 302,258.60-453,413.28-91,898.36

Finding the Fourth Proportional to 302,258.60, 453,413.28 and 91,898.36

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Solution

The fourth proportional to 302,258.60, 453,413.28 and 91,898.36 is: 137,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,258.60 : 453,413.28 = 91,898.36 : x
  2. Step 2: Convert to fraction form
    302,258.60/453,413.28 = 91,898.36/x
  3. Step 3: Cross multiply
    302,258.60x = 453,413.28 × 91,898.36
  4. Step 4: Simplify right side
    302,258.60x = 41,667,936,834.22
  5. Step 5: Solve for x
    x = 41,667,936,834.22/302,258.60
  6. Step 6: Final answer
    x = 137,855.26

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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.