Home / 122,363.42-183,509.61-51,284.19

Finding the Fourth Proportional to 122,363.42, 183,509.61 and 51,284.19

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Solution

The fourth proportional to 122,363.42, 183,509.61 and 51,284.19 is: 76,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,363.42 : 183,509.61 = 51,284.19 : x
  2. Step 2: Convert to fraction form
    122,363.42/183,509.61 = 51,284.19/x
  3. Step 3: Cross multiply
    122,363.42x = 183,509.61 × 51,284.19
  4. Step 4: Simplify right side
    122,363.42x = 9,411,141,706.07
  5. Step 5: Solve for x
    x = 9,411,141,706.07/122,363.42
  6. Step 6: Final answer
    x = 76,911.40

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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.