Home / 152,714.04-228,643.65-115,156.58

Finding the Fourth Proportional to 152,714.04, 228,643.65 and 115,156.58

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Solution

The fourth proportional to 152,714.04, 228,643.65 and 115,156.58 is: 172,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,714.04 : 228,643.65 = 115,156.58 : x
  2. Step 2: Convert to fraction form
    152,714.04/228,643.65 = 115,156.58/x
  3. Step 3: Cross multiply
    152,714.04x = 228,643.65 × 115,156.58
  4. Step 4: Simplify right side
    152,714.04x = 26,329,819,629.50
  5. Step 5: Solve for x
    x = 26,329,819,629.50/152,714.04
  6. Step 6: Final answer
    x = 172,412.57

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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.