Home / 332,158.40-498,237.60-121,878.35

Finding the Fourth Proportional to 332,158.40, 498,237.60 and 121,878.35

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Solution

The fourth proportional to 332,158.40, 498,237.60 and 121,878.35 is: 182,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,158.40 : 498,237.60 = 121,878.35 : x
  2. Step 2: Convert to fraction form
    332,158.40/498,237.60 = 121,878.35/x
  3. Step 3: Cross multiply
    332,158.40x = 498,237.60 × 121,878.35
  4. Step 4: Simplify right side
    332,158.40x = 60,724,376,595.96
  5. Step 5: Solve for x
    x = 60,724,376,595.96/332,158.40
  6. Step 6: Final answer
    x = 182,817.53

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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.