Home / 107,897.61-148,905.21-60,150.81

Finding the Fourth Proportional to 107,897.61, 148,905.21 and 60,150.81

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Solution

The fourth proportional to 107,897.61, 148,905.21 and 60,150.81 is: 83,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,897.61 : 148,905.21 = 60,150.81 : x
  2. Step 2: Convert to fraction form
    107,897.61/148,905.21 = 60,150.81/x
  3. Step 3: Cross multiply
    107,897.61x = 148,905.21 × 60,150.81
  4. Step 4: Simplify right side
    107,897.61x = 8,956,768,994.72
  5. Step 5: Solve for x
    x = 8,956,768,994.72/107,897.61
  6. Step 6: Final answer
    x = 83,011.75

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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.