Home / 134,621.34-201,929.73-39,851.12

Finding the Fourth Proportional to 134,621.34, 201,929.73 and 39,851.12

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Solution

The fourth proportional to 134,621.34, 201,929.73 and 39,851.12 is: 59,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,621.34 : 201,929.73 = 39,851.12 : x
  2. Step 2: Convert to fraction form
    134,621.34/201,929.73 = 39,851.12/x
  3. Step 3: Cross multiply
    134,621.34x = 201,929.73 × 39,851.12
  4. Step 4: Simplify right side
    134,621.34x = 8,047,124,892.15
  5. Step 5: Solve for x
    x = 8,047,124,892.15/134,621.34
  6. Step 6: Final answer
    x = 59,776.00

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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.