Home / 163,599.73-245,405.05-45,261.16

Finding the Fourth Proportional to 163,599.73, 245,405.05 and 45,261.16

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Solution

The fourth proportional to 163,599.73, 245,405.05 and 45,261.16 is: 67,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,599.73 : 245,405.05 = 45,261.16 : x
  2. Step 2: Convert to fraction form
    163,599.73/245,405.05 = 45,261.16/x
  3. Step 3: Cross multiply
    163,599.73x = 245,405.05 × 45,261.16
  4. Step 4: Simplify right side
    163,599.73x = 11,107,317,232.86
  5. Step 5: Solve for x
    x = 11,107,317,232.86/163,599.73
  6. Step 6: Final answer
    x = 67,893.25

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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.