Home / 64,971.12-97,445.70-18,224.04

Finding the Fourth Proportional to 64,971.12, 97,445.70 and 18,224.04

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Solution

The fourth proportional to 64,971.12, 97,445.70 and 18,224.04 is: 27,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,971.12 : 97,445.70 = 18,224.04 : x
  2. Step 2: Convert to fraction form
    64,971.12/97,445.70 = 18,224.04/x
  3. Step 3: Cross multiply
    64,971.12x = 97,445.70 × 18,224.04
  4. Step 4: Simplify right side
    64,971.12x = 1,775,854,334.63
  5. Step 5: Solve for x
    x = 1,775,854,334.63/64,971.12
  6. Step 6: Final answer
    x = 27,332.98

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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.