Home / 93,881.13-129,558.99-51,442.39

Finding the Fourth Proportional to 93,881.13, 129,558.99 and 51,442.39

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Solution

The fourth proportional to 93,881.13, 129,558.99 and 51,442.39 is: 70,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,881.13 : 129,558.99 = 51,442.39 : x
  2. Step 2: Convert to fraction form
    93,881.13/129,558.99 = 51,442.39/x
  3. Step 3: Cross multiply
    93,881.13x = 129,558.99 × 51,442.39
  4. Step 4: Simplify right side
    93,881.13x = 6,664,824,091.59
  5. Step 5: Solve for x
    x = 6,664,824,091.59/93,881.13
  6. Step 6: Final answer
    x = 70,992.16

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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.