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Finding the Fourth Proportional to 163,246.40, 244,869.60 and 144,875.60

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Solution

The fourth proportional to 163,246.40, 244,869.60 and 144,875.60 is: 217,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,246.40 : 244,869.60 = 144,875.60 : x
  2. Step 2: Convert to fraction form
    163,246.40/244,869.60 = 144,875.60/x
  3. Step 3: Cross multiply
    163,246.40x = 244,869.60 × 144,875.60
  4. Step 4: Simplify right side
    163,246.40x = 35,475,630,221.76
  5. Step 5: Solve for x
    x = 35,475,630,221.76/163,246.40
  6. Step 6: Final answer
    x = 217,313.40

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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.