Home / 145,826.54-218,758.06-57,068.58

Finding the Fourth Proportional to 145,826.54, 218,758.06 and 57,068.58

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Solution

The fourth proportional to 145,826.54, 218,758.06 and 57,068.58 is: 85,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,826.54 : 218,758.06 = 57,068.58 : x
  2. Step 2: Convert to fraction form
    145,826.54/218,758.06 = 57,068.58/x
  3. Step 3: Cross multiply
    145,826.54x = 218,758.06 × 57,068.58
  4. Step 4: Simplify right side
    145,826.54x = 12,484,211,847.75
  5. Step 5: Solve for x
    x = 12,484,211,847.75/145,826.54
  6. Step 6: Final answer
    x = 85,610.01

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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.