Home / 163,731.60-245,597.40-144,048.60

Finding the Fourth Proportional to 163,731.60, 245,597.40 and 144,048.60

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Solution

The fourth proportional to 163,731.60, 245,597.40 and 144,048.60 is: 216,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,731.60 : 245,597.40 = 144,048.60 : x
  2. Step 2: Convert to fraction form
    163,731.60/245,597.40 = 144,048.60/x
  3. Step 3: Cross multiply
    163,731.60x = 245,597.40 × 144,048.60
  4. Step 4: Simplify right side
    163,731.60x = 35,377,961,633.64
  5. Step 5: Solve for x
    x = 35,377,961,633.64/163,731.60
  6. Step 6: Final answer
    x = 216,072.90

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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.