Home / 99,602.07-137,457.66-60,856.48

Finding the Fourth Proportional to 99,602.07, 137,457.66 and 60,856.48

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Solution

The fourth proportional to 99,602.07, 137,457.66 and 60,856.48 is: 83,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,602.07 : 137,457.66 = 60,856.48 : x
  2. Step 2: Convert to fraction form
    99,602.07/137,457.66 = 60,856.48/x
  3. Step 3: Cross multiply
    99,602.07x = 137,457.66 × 60,856.48
  4. Step 4: Simplify right side
    99,602.07x = 8,365,189,336.64
  5. Step 5: Solve for x
    x = 8,365,189,336.64/99,602.07
  6. Step 6: Final answer
    x = 83,986.10

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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.