Home / 278,177.56-383,881.40-150,852.48

Finding the Fourth Proportional to 278,177.56, 383,881.40 and 150,852.48

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Solution

The fourth proportional to 278,177.56, 383,881.40 and 150,852.48 is: 208,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,177.56 : 383,881.40 = 150,852.48 : x
  2. Step 2: Convert to fraction form
    278,177.56/383,881.40 = 150,852.48/x
  3. Step 3: Cross multiply
    278,177.56x = 383,881.40 × 150,852.48
  4. Step 4: Simplify right side
    278,177.56x = 57,909,461,215.87
  5. Step 5: Solve for x
    x = 57,909,461,215.87/278,177.56
  6. Step 6: Final answer
    x = 208,174.45

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1.5x scale

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.