Home / 116,672.08-160,997.09-64,985.22

Finding the Fourth Proportional to 116,672.08, 160,997.09 and 64,985.22

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Solution

The fourth proportional to 116,672.08, 160,997.09 and 64,985.22 is: 89,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,672.08 : 160,997.09 = 64,985.22 : x
  2. Step 2: Convert to fraction form
    116,672.08/160,997.09 = 64,985.22/x
  3. Step 3: Cross multiply
    116,672.08x = 160,997.09 × 64,985.22
  4. Step 4: Simplify right side
    116,672.08x = 10,462,430,988.08
  5. Step 5: Solve for x
    x = 10,462,430,988.08/116,672.08
  6. Step 6: Final answer
    x = 89,673.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.