Home / 262,926.68-362,839.10-142,068.20

Finding the Fourth Proportional to 262,926.68, 362,839.10 and 142,068.20

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Solution

The fourth proportional to 262,926.68, 362,839.10 and 142,068.20 is: 196,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,926.68 : 362,839.10 = 142,068.20 : x
  2. Step 2: Convert to fraction form
    262,926.68/362,839.10 = 142,068.20/x
  3. Step 3: Cross multiply
    262,926.68x = 362,839.10 × 142,068.20
  4. Step 4: Simplify right side
    262,926.68x = 51,547,895,302.08
  5. Step 5: Solve for x
    x = 51,547,895,302.08/262,926.68
  6. Step 6: Final answer
    x = 196,054.26

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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.