Home / 98,882.30-136,457.66-53,560.37

Finding the Fourth Proportional to 98,882.30, 136,457.66 and 53,560.37

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Solution

The fourth proportional to 98,882.30, 136,457.66 and 53,560.37 is: 73,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,882.30 : 136,457.66 = 53,560.37 : x
  2. Step 2: Convert to fraction form
    98,882.30/136,457.66 = 53,560.37/x
  3. Step 3: Cross multiply
    98,882.30x = 136,457.66 × 53,560.37
  4. Step 4: Simplify right side
    98,882.30x = 7,308,721,808.84
  5. Step 5: Solve for x
    x = 7,308,721,808.84/98,882.30
  6. Step 6: Final answer
    x = 73,913.35

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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.