Home / 76,117.40-114,192.93-22,807.22

Finding the Fourth Proportional to 76,117.40, 114,192.93 and 22,807.22

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Solution

The fourth proportional to 76,117.40, 114,192.93 and 22,807.22 is: 34,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,117.40 : 114,192.93 = 22,807.22 : x
  2. Step 2: Convert to fraction form
    76,117.40/114,192.93 = 22,807.22/x
  3. Step 3: Cross multiply
    76,117.40x = 114,192.93 × 22,807.22
  4. Step 4: Simplify right side
    76,117.40x = 2,604,423,276.95
  5. Step 5: Solve for x
    x = 2,604,423,276.95/76,117.40
  6. Step 6: Final answer
    x = 34,215.87

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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.