Home / 116,715.28-160,842.36-84,833.68

Finding the Fourth Proportional to 116,715.28, 160,842.36 and 84,833.68

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Solution

The fourth proportional to 116,715.28, 160,842.36 and 84,833.68 is: 116,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,715.28 : 160,842.36 = 84,833.68 : x
  2. Step 2: Convert to fraction form
    116,715.28/160,842.36 = 84,833.68/x
  3. Step 3: Cross multiply
    116,715.28x = 160,842.36 × 84,833.68
  4. Step 4: Simplify right side
    116,715.28x = 13,644,849,298.68
  5. Step 5: Solve for x
    x = 13,644,849,298.68/116,715.28
  6. Step 6: Final answer
    x = 116,907.14

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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.