Home / 88,362.02-121,938.24-48,074.86

Finding the Fourth Proportional to 88,362.02, 121,938.24 and 48,074.86

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Solution

The fourth proportional to 88,362.02, 121,938.24 and 48,074.86 is: 66,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,362.02 : 121,938.24 = 48,074.86 : x
  2. Step 2: Convert to fraction form
    88,362.02/121,938.24 = 48,074.86/x
  3. Step 3: Cross multiply
    88,362.02x = 121,938.24 × 48,074.86
  4. Step 4: Simplify right side
    88,362.02x = 5,862,163,816.65
  5. Step 5: Solve for x
    x = 5,862,163,816.65/88,362.02
  6. Step 6: Final answer
    x = 66,342.57

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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.