Home / 147,882.36-221,779.80-42,702.24

Finding the Fourth Proportional to 147,882.36, 221,779.80 and 42,702.24

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Solution

The fourth proportional to 147,882.36, 221,779.80 and 42,702.24 is: 64,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,882.36 : 221,779.80 = 42,702.24 : x
  2. Step 2: Convert to fraction form
    147,882.36/221,779.80 = 42,702.24/x
  3. Step 3: Cross multiply
    147,882.36x = 221,779.80 × 42,702.24
  4. Step 4: Simplify right side
    147,882.36x = 9,470,494,246.75
  5. Step 5: Solve for x
    x = 9,470,494,246.75/147,882.36
  6. Step 6: Final answer
    x = 64,040.73

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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.