Home / 92,426.09-127,582.50-71,967.65

Finding the Fourth Proportional to 92,426.09, 127,582.50 and 71,967.65

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Solution

The fourth proportional to 92,426.09, 127,582.50 and 71,967.65 is: 99,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,426.09 : 127,582.50 = 71,967.65 : x
  2. Step 2: Convert to fraction form
    92,426.09/127,582.50 = 71,967.65/x
  3. Step 3: Cross multiply
    92,426.09x = 127,582.50 × 71,967.65
  4. Step 4: Simplify right side
    92,426.09x = 9,181,812,068.21
  5. Step 5: Solve for x
    x = 9,181,812,068.21/92,426.09
  6. Step 6: Final answer
    x = 99,342.22

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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.