Home / 45,695.36-68,543.35-29,913.66

Finding the Fourth Proportional to 45,695.36, 68,543.35 and 29,913.66

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Solution

The fourth proportional to 45,695.36, 68,543.35 and 29,913.66 is: 44,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,695.36 : 68,543.35 = 29,913.66 : x
  2. Step 2: Convert to fraction form
    45,695.36/68,543.35 = 29,913.66/x
  3. Step 3: Cross multiply
    45,695.36x = 68,543.35 × 29,913.66
  4. Step 4: Simplify right side
    45,695.36x = 2,050,382,392.38
  5. Step 5: Solve for x
    x = 2,050,382,392.38/45,695.36
  6. Step 6: Final answer
    x = 44,870.69

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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.