Home / 286,064.27-429,235.77-117,635.20

Finding the Fourth Proportional to 286,064.27, 429,235.77 and 117,635.20

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Solution

The fourth proportional to 286,064.27, 429,235.77 and 117,635.20 is: 176,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,064.27 : 429,235.77 = 117,635.20 : x
  2. Step 2: Convert to fraction form
    286,064.27/429,235.77 = 117,635.20/x
  3. Step 3: Cross multiply
    286,064.27x = 429,235.77 × 117,635.20
  4. Step 4: Simplify right side
    286,064.27x = 50,493,235,019.15
  5. Step 5: Solve for x
    x = 50,493,235,019.15/286,064.27
  6. Step 6: Final answer
    x = 176,510.11

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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.