Home / 89,220.02-133,774.07-47,073.56

Finding the Fourth Proportional to 89,220.02, 133,774.07 and 47,073.56

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Solution

The fourth proportional to 89,220.02, 133,774.07 and 47,073.56 is: 70,580.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,220.02 : 133,774.07 = 47,073.56 : x
  2. Step 2: Convert to fraction form
    89,220.02/133,774.07 = 47,073.56/x
  3. Step 3: Cross multiply
    89,220.02x = 133,774.07 × 47,073.56
  4. Step 4: Simplify right side
    89,220.02x = 6,297,220,806.35
  5. Step 5: Solve for x
    x = 6,297,220,806.35/89,220.02
  6. Step 6: Final answer
    x = 70,580.81

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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.