Home / 146,780.54-220,101.40-56,865.36

Finding the Fourth Proportional to 146,780.54, 220,101.40 and 56,865.36

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Solution

The fourth proportional to 146,780.54, 220,101.40 and 56,865.36 is: 85,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780.54 : 220,101.40 = 56,865.36 : x
  2. Step 2: Convert to fraction form
    146,780.54/220,101.40 = 56,865.36/x
  3. Step 3: Cross multiply
    146,780.54x = 220,101.40 × 56,865.36
  4. Step 4: Simplify right side
    146,780.54x = 12,516,145,347.50
  5. Step 5: Solve for x
    x = 12,516,145,347.50/146,780.54
  6. Step 6: Final answer
    x = 85,271.15

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1.5x scale

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.