Home / 88,269.77-121,822.49-52,459.47

Finding the Fourth Proportional to 88,269.77, 121,822.49 and 52,459.47

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Solution

The fourth proportional to 88,269.77, 121,822.49 and 52,459.47 is: 72,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,269.77 : 121,822.49 = 52,459.47 : x
  2. Step 2: Convert to fraction form
    88,269.77/121,822.49 = 52,459.47/x
  3. Step 3: Cross multiply
    88,269.77x = 121,822.49 × 52,459.47
  4. Step 4: Simplify right side
    88,269.77x = 6,390,742,997.18
  5. Step 5: Solve for x
    x = 6,390,742,997.18/88,269.77
  6. Step 6: Final answer
    x = 72,400.14

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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.