Home / 64,929.52-97,386.72-18,186.16

Finding the Fourth Proportional to 64,929.52, 97,386.72 and 18,186.16

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Solution

The fourth proportional to 64,929.52, 97,386.72 and 18,186.16 is: 27,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,929.52 : 97,386.72 = 18,186.16 : x
  2. Step 2: Convert to fraction form
    64,929.52/97,386.72 = 18,186.16/x
  3. Step 3: Cross multiply
    64,929.52x = 97,386.72 × 18,186.16
  4. Step 4: Simplify right side
    64,929.52x = 1,771,090,471.80
  5. Step 5: Solve for x
    x = 1,771,090,471.80/64,929.52
  6. Step 6: Final answer
    x = 27,277.12

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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.