Home / 93,637.02-140,760.02-75,119.64

Finding the Fourth Proportional to 93,637.02, 140,760.02 and 75,119.64

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Solution

The fourth proportional to 93,637.02, 140,760.02 and 75,119.64 is: 112,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,637.02 : 140,760.02 = 75,119.64 : x
  2. Step 2: Convert to fraction form
    93,637.02/140,760.02 = 75,119.64/x
  3. Step 3: Cross multiply
    93,637.02x = 140,760.02 × 75,119.64
  4. Step 4: Simplify right side
    93,637.02x = 10,573,841,688.74
  5. Step 5: Solve for x
    x = 10,573,841,688.74/93,637.02
  6. Step 6: Final answer
    x = 112,923.73

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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.