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Finding the Fourth Proportional to 188,483.95, 282,727.14 and 55,363.69

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Solution

The fourth proportional to 188,483.95, 282,727.14 and 55,363.69 is: 83,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,483.95 : 282,727.14 = 55,363.69 : x
  2. Step 2: Convert to fraction form
    188,483.95/282,727.14 = 55,363.69/x
  3. Step 3: Cross multiply
    188,483.95x = 282,727.14 × 55,363.69
  4. Step 4: Simplify right side
    188,483.95x = 15,652,817,733.55
  5. Step 5: Solve for x
    x = 15,652,817,733.55/188,483.95
  6. Step 6: Final answer
    x = 83,045.89

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1.5x scale

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.