Home / 89,036.60-133,511.70-49,551.80

Finding the Fourth Proportional to 89,036.60, 133,511.70 and 49,551.80

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Solution

The fourth proportional to 89,036.60, 133,511.70 and 49,551.80 is: 74,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,036.60 : 133,511.70 = 49,551.80 : x
  2. Step 2: Convert to fraction form
    89,036.60/133,511.70 = 49,551.80/x
  3. Step 3: Cross multiply
    89,036.60x = 133,511.70 × 49,551.80
  4. Step 4: Simplify right side
    89,036.60x = 6,615,745,056.06
  5. Step 5: Solve for x
    x = 6,615,745,056.06/89,036.60
  6. Step 6: Final answer
    x = 74,303.66

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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.