Home / 88,423.08-122,020.10-48,136

Finding the Fourth Proportional to 88,423.08, 122,020.10 and 48,136

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Solution

The fourth proportional to 88,423.08, 122,020.10 and 48,136 is: 66,425.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,423.08 : 122,020.10 = 48,136 : x
  2. Step 2: Convert to fraction form
    88,423.08/122,020.10 = 48,136/x
  3. Step 3: Cross multiply
    88,423.08x = 122,020.10 × 48,136
  4. Step 4: Simplify right side
    88,423.08x = 5,873,559,533.60
  5. Step 5: Solve for x
    x = 5,873,559,533.60/88,423.08
  6. Step 6: Final answer
    x = 66,425.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.