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Finding the Fourth Proportional to 64,850.00, 96,630.34 and 57,775.66

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Solution

The fourth proportional to 64,850.00, 96,630.34 and 57,775.66 is: 86,089.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.00 : 96,630.34 = 57,775.66 : x
  2. Step 2: Convert to fraction form
    64,850.00/96,630.34 = 57,775.66/x
  3. Step 3: Cross multiply
    64,850.00x = 96,630.34 × 57,775.66
  4. Step 4: Simplify right side
    64,850.00x = 5,582,881,283.51
  5. Step 5: Solve for x
    x = 5,582,881,283.51/64,850.00
  6. Step 6: Final answer
    x = 86,089.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.