Home / 89,395.77-133,936.04-47,182.85

Finding the Fourth Proportional to 89,395.77, 133,936.04 and 47,182.85

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Solution

The fourth proportional to 89,395.77, 133,936.04 and 47,182.85 is: 70,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,395.77 : 133,936.04 = 47,182.85 : x
  2. Step 2: Convert to fraction form
    89,395.77/133,936.04 = 47,182.85/x
  3. Step 3: Cross multiply
    89,395.77x = 133,936.04 × 47,182.85
  4. Step 4: Simplify right side
    89,395.77x = 6,319,483,179.32
  5. Step 5: Solve for x
    x = 6,319,483,179.32/89,395.77
  6. Step 6: Final answer
    x = 70,691.08

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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.