Home / 66,297.06-99,445.47-19,582.74

Finding the Fourth Proportional to 66,297.06, 99,445.47 and 19,582.74

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Solution

The fourth proportional to 66,297.06, 99,445.47 and 19,582.74 is: 29,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,297.06 : 99,445.47 = 19,582.74 : x
  2. Step 2: Convert to fraction form
    66,297.06/99,445.47 = 19,582.74/x
  3. Step 3: Cross multiply
    66,297.06x = 99,445.47 × 19,582.74
  4. Step 4: Simplify right side
    66,297.06x = 1,947,414,783.19
  5. Step 5: Solve for x
    x = 1,947,414,783.19/66,297.06
  6. Step 6: Final answer
    x = 29,374.07

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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.