Home / 89,848.72-134,856.08-45,506.64

Finding the Fourth Proportional to 89,848.72, 134,856.08 and 45,506.64

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Solution

The fourth proportional to 89,848.72, 134,856.08 and 45,506.64 is: 68,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,848.72 : 134,856.08 = 45,506.64 : x
  2. Step 2: Convert to fraction form
    89,848.72/134,856.08 = 45,506.64/x
  3. Step 3: Cross multiply
    89,848.72x = 134,856.08 × 45,506.64
  4. Step 4: Simplify right side
    89,848.72x = 6,136,847,084.37
  5. Step 5: Solve for x
    x = 6,136,847,084.37/89,848.72
  6. Step 6: Final answer
    x = 68,302.00

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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.