Home / 106,710.04-160,073.28-31,824.48

Finding the Fourth Proportional to 106,710.04, 160,073.28 and 31,824.48

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Solution

The fourth proportional to 106,710.04, 160,073.28 and 31,824.48 is: 47,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,710.04 : 160,073.28 = 31,824.48 : x
  2. Step 2: Convert to fraction form
    106,710.04/160,073.28 = 31,824.48/x
  3. Step 3: Cross multiply
    106,710.04x = 160,073.28 × 31,824.48
  4. Step 4: Simplify right side
    106,710.04x = 5,094,248,897.89
  5. Step 5: Solve for x
    x = 5,094,248,897.89/106,710.04
  6. Step 6: Final answer
    x = 47,739.17

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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.