Home / 88,827.40-133,068.30-53,662.60

Finding the Fourth Proportional to 88,827.40, 133,068.30 and 53,662.60

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Solution

The fourth proportional to 88,827.40, 133,068.30 and 53,662.60 is: 80,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,827.40 : 133,068.30 = 53,662.60 : x
  2. Step 2: Convert to fraction form
    88,827.40/133,068.30 = 53,662.60/x
  3. Step 3: Cross multiply
    88,827.40x = 133,068.30 × 53,662.60
  4. Step 4: Simplify right side
    88,827.40x = 7,140,790,955.58
  5. Step 5: Solve for x
    x = 7,140,790,955.58/88,827.40
  6. Step 6: Final answer
    x = 80,389.51

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1.5x scale

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.