Home / 93,291.66-128,740.59-50,849.82

Finding the Fourth Proportional to 93,291.66, 128,740.59 and 50,849.82

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Solution

The fourth proportional to 93,291.66, 128,740.59 and 50,849.82 is: 70,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,291.66 : 128,740.59 = 50,849.82 : x
  2. Step 2: Convert to fraction form
    93,291.66/128,740.59 = 50,849.82/x
  3. Step 3: Cross multiply
    93,291.66x = 128,740.59 × 50,849.82
  4. Step 4: Simplify right side
    93,291.66x = 6,546,435,828.19
  5. Step 5: Solve for x
    x = 6,546,435,828.19/93,291.66
  6. Step 6: Final answer
    x = 70,171.72

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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.