Home / 134,848.40-202,078.20-59,907.20

Finding the Fourth Proportional to 134,848.40, 202,078.20 and 59,907.20

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Solution

The fourth proportional to 134,848.40, 202,078.20 and 59,907.20 is: 89,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,848.40 : 202,078.20 = 59,907.20 : x
  2. Step 2: Convert to fraction form
    134,848.40/202,078.20 = 59,907.20/x
  3. Step 3: Cross multiply
    134,848.40x = 202,078.20 × 59,907.20
  4. Step 4: Simplify right side
    134,848.40x = 12,105,939,143.04
  5. Step 5: Solve for x
    x = 12,105,939,143.04/134,848.40
  6. Step 6: Final answer
    x = 89,774.44

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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.