Home / 136,848.47-205,301.52-51,459.84

Finding the Fourth Proportional to 136,848.47, 205,301.52 and 51,459.84

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Solution

The fourth proportional to 136,848.47, 205,301.52 and 51,459.84 is: 77,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,848.47 : 205,301.52 = 51,459.84 : x
  2. Step 2: Convert to fraction form
    136,848.47/205,301.52 = 51,459.84/x
  3. Step 3: Cross multiply
    136,848.47x = 205,301.52 × 51,459.84
  4. Step 4: Simplify right side
    136,848.47x = 10,564,783,370.96
  5. Step 5: Solve for x
    x = 10,564,783,370.96/136,848.47
  6. Step 6: Final answer
    x = 77,200.60

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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.