Home / 64,971.36-97,455.60-18,223.02

Finding the Fourth Proportional to 64,971.36, 97,455.60 and 18,223.02

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Solution

The fourth proportional to 64,971.36, 97,455.60 and 18,223.02 is: 27,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,971.36 : 97,455.60 = 18,223.02 : x
  2. Step 2: Convert to fraction form
    64,971.36/97,455.60 = 18,223.02/x
  3. Step 3: Cross multiply
    64,971.36x = 97,455.60 × 18,223.02
  4. Step 4: Simplify right side
    64,971.36x = 1,775,935,347.91
  5. Step 5: Solve for x
    x = 1,775,935,347.91/64,971.36
  6. Step 6: Final answer
    x = 27,334.13

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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.