Home / 134,739.58-202,152.02-39,970.13

Finding the Fourth Proportional to 134,739.58, 202,152.02 and 39,970.13

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Solution

The fourth proportional to 134,739.58, 202,152.02 and 39,970.13 is: 59,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,739.58 : 202,152.02 = 39,970.13 : x
  2. Step 2: Convert to fraction form
    134,739.58/202,152.02 = 39,970.13/x
  3. Step 3: Cross multiply
    134,739.58x = 202,152.02 × 39,970.13
  4. Step 4: Simplify right side
    134,739.58x = 8,080,042,824.69
  5. Step 5: Solve for x
    x = 8,080,042,824.69/134,739.58
  6. Step 6: Final answer
    x = 59,967.85

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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.