Home / 272,705.60-376,332.78-151,848.34

Finding the Fourth Proportional to 272,705.60, 376,332.78 and 151,848.34

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Solution

The fourth proportional to 272,705.60, 376,332.78 and 151,848.34 is: 209,550.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,705.60 : 376,332.78 = 151,848.34 : x
  2. Step 2: Convert to fraction form
    272,705.60/376,332.78 = 151,848.34/x
  3. Step 3: Cross multiply
    272,705.60x = 376,332.78 × 151,848.34
  4. Step 4: Simplify right side
    272,705.60x = 57,145,507,559.18
  5. Step 5: Solve for x
    x = 57,145,507,559.18/272,705.60
  6. Step 6: Final answer
    x = 209,550.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.