Home / 202,724.02-279,758.45-113,300.02

Finding the Fourth Proportional to 202,724.02, 279,758.45 and 113,300.02

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Solution

The fourth proportional to 202,724.02, 279,758.45 and 113,300.02 is: 156,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,724.02 : 279,758.45 = 113,300.02 : x
  2. Step 2: Convert to fraction form
    202,724.02/279,758.45 = 113,300.02/x
  3. Step 3: Cross multiply
    202,724.02x = 279,758.45 × 113,300.02
  4. Step 4: Simplify right side
    202,724.02x = 31,696,637,980.17
  5. Step 5: Solve for x
    x = 31,696,637,980.17/202,724.02
  6. Step 6: Final answer
    x = 156,353.64

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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.