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Finding the Fourth Proportional to 88,326.98, 121,892.80 and 48,041.62

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Solution

The fourth proportional to 88,326.98, 121,892.80 and 48,041.62 is: 66,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.98 : 121,892.80 = 48,041.62 : x
  2. Step 2: Convert to fraction form
    88,326.98/121,892.80 = 48,041.62/x
  3. Step 3: Cross multiply
    88,326.98x = 121,892.80 × 48,041.62
  4. Step 4: Simplify right side
    88,326.98x = 5,855,927,578.34
  5. Step 5: Solve for x
    x = 5,855,927,578.34/88,326.98
  6. Step 6: Final answer
    x = 66,298.29

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1.5x scale

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.