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Finding the Fourth Proportional to 64,980.77, 97,522.18 and 33,389.55

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Solution

The fourth proportional to 64,980.77, 97,522.18 and 33,389.55 is: 50,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,980.77 : 97,522.18 = 33,389.55 : x
  2. Step 2: Convert to fraction form
    64,980.77/97,522.18 = 33,389.55/x
  3. Step 3: Cross multiply
    64,980.77x = 97,522.18 × 33,389.55
  4. Step 4: Simplify right side
    64,980.77x = 3,256,221,705.22
  5. Step 5: Solve for x
    x = 3,256,221,705.22/64,980.77
  6. Step 6: Final answer
    x = 50,110.55

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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.