Home / 163,313.93-244,741.16-129,885.64

Finding the Fourth Proportional to 163,313.93, 244,741.16 and 129,885.64

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Solution

The fourth proportional to 163,313.93, 244,741.16 and 129,885.64 is: 194,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,313.93 : 244,741.16 = 129,885.64 : x
  2. Step 2: Convert to fraction form
    163,313.93/244,741.16 = 129,885.64/x
  3. Step 3: Cross multiply
    163,313.93x = 244,741.16 × 129,885.64
  4. Step 4: Simplify right side
    163,313.93x = 31,788,361,913.80
  5. Step 5: Solve for x
    x = 31,788,361,913.80/163,313.93
  6. Step 6: Final answer
    x = 194,645.74

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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.