Home / 164,865.60-247,298.40-163,881.45

Finding the Fourth Proportional to 164,865.60, 247,298.40 and 163,881.45

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Solution

The fourth proportional to 164,865.60, 247,298.40 and 163,881.45 is: 245,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.60 : 247,298.40 = 163,881.45 : x
  2. Step 2: Convert to fraction form
    164,865.60/247,298.40 = 163,881.45/x
  3. Step 3: Cross multiply
    164,865.60x = 247,298.40 × 163,881.45
  4. Step 4: Simplify right side
    164,865.60x = 40,527,620,374.68
  5. Step 5: Solve for x
    x = 40,527,620,374.68/164,865.60
  6. Step 6: Final answer
    x = 245,822.18

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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.