Home / 92,948.65-128,268.87-50,507.17

Finding the Fourth Proportional to 92,948.65, 128,268.87 and 50,507.17

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Solution

The fourth proportional to 92,948.65, 128,268.87 and 50,507.17 is: 69,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,948.65 : 128,268.87 = 50,507.17 : x
  2. Step 2: Convert to fraction form
    92,948.65/128,268.87 = 50,507.17/x
  3. Step 3: Cross multiply
    92,948.65x = 128,268.87 × 50,507.17
  4. Step 4: Simplify right side
    92,948.65x = 6,478,497,622.80
  5. Step 5: Solve for x
    x = 6,478,497,622.80/92,948.65
  6. Step 6: Final answer
    x = 69,699.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.