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Finding the Fourth Proportional to 93,987.81, 141,112.98 and 62,495.01

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Solution

The fourth proportional to 93,987.81, 141,112.98 and 62,495.01 is: 93,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,987.81 : 141,112.98 = 62,495.01 : x
  2. Step 2: Convert to fraction form
    93,987.81/141,112.98 = 62,495.01/x
  3. Step 3: Cross multiply
    93,987.81x = 141,112.98 × 62,495.01
  4. Step 4: Simplify right side
    93,987.81x = 8,818,857,096.23
  5. Step 5: Solve for x
    x = 8,818,857,096.23/93,987.81
  6. Step 6: Final answer
    x = 93,829.80

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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.