Home / 88,363.37-121,942.70-48,077.16

Finding the Fourth Proportional to 88,363.37, 121,942.70 and 48,077.16

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Solution

The fourth proportional to 88,363.37, 121,942.70 and 48,077.16 is: 66,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,363.37 : 121,942.70 = 48,077.16 : x
  2. Step 2: Convert to fraction form
    88,363.37/121,942.70 = 48,077.16/x
  3. Step 3: Cross multiply
    88,363.37x = 121,942.70 × 48,077.16
  4. Step 4: Simplify right side
    88,363.37x = 5,862,657,848.63
  5. Step 5: Solve for x
    x = 5,862,657,848.63/88,363.37
  6. Step 6: Final answer
    x = 66,347.15

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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.