Home / 93,290.74-128,741.81-50,849.17

Finding the Fourth Proportional to 93,290.74, 128,741.81 and 50,849.17

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Solution

The fourth proportional to 93,290.74, 128,741.81 and 50,849.17 is: 70,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,290.74 : 128,741.81 = 50,849.17 : x
  2. Step 2: Convert to fraction form
    93,290.74/128,741.81 = 50,849.17/x
  3. Step 3: Cross multiply
    93,290.74x = 128,741.81 × 50,849.17
  4. Step 4: Simplify right side
    93,290.74x = 6,546,413,606.70
  5. Step 5: Solve for x
    x = 6,546,413,606.70/93,290.74
  6. Step 6: Final answer
    x = 70,172.17

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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.