Home / 89,060.48-122,903.65-48,225.05

Finding the Fourth Proportional to 89,060.48, 122,903.65 and 48,225.05

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Solution

The fourth proportional to 89,060.48, 122,903.65 and 48,225.05 is: 66,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,060.48 : 122,903.65 = 48,225.05 : x
  2. Step 2: Convert to fraction form
    89,060.48/122,903.65 = 48,225.05/x
  3. Step 3: Cross multiply
    89,060.48x = 122,903.65 × 48,225.05
  4. Step 4: Simplify right side
    89,060.48x = 5,927,035,033.97
  5. Step 5: Solve for x
    x = 5,927,035,033.97/89,060.48
  6. Step 6: Final answer
    x = 66,550.67

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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.