Home / 88,855.04-133,238.40-29,670.40

Finding the Fourth Proportional to 88,855.04, 133,238.40 and 29,670.40

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Solution

The fourth proportional to 88,855.04, 133,238.40 and 29,670.40 is: 44,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,855.04 : 133,238.40 = 29,670.40 : x
  2. Step 2: Convert to fraction form
    88,855.04/133,238.40 = 29,670.40/x
  3. Step 3: Cross multiply
    88,855.04x = 133,238.40 × 29,670.40
  4. Step 4: Simplify right side
    88,855.04x = 3,953,236,623.36
  5. Step 5: Solve for x
    x = 3,953,236,623.36/88,855.04
  6. Step 6: Final answer
    x = 44,490.85

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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.