Home / 112,882.80-169,312.32-46,329.96

Finding the Fourth Proportional to 112,882.80, 169,312.32 and 46,329.96

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Solution

The fourth proportional to 112,882.80, 169,312.32 and 46,329.96 is: 69,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,882.80 : 169,312.32 = 46,329.96 : x
  2. Step 2: Convert to fraction form
    112,882.80/169,312.32 = 46,329.96/x
  3. Step 3: Cross multiply
    112,882.80x = 169,312.32 × 46,329.96
  4. Step 4: Simplify right side
    112,882.80x = 7,844,233,013.11
  5. Step 5: Solve for x
    x = 7,844,233,013.11/112,882.80
  6. Step 6: Final answer
    x = 69,490.06

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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.