Home / 88,313.30-121,829.49-52,477.93

Finding the Fourth Proportional to 88,313.30, 121,829.49 and 52,477.93

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Solution

The fourth proportional to 88,313.30, 121,829.49 and 52,477.93 is: 72,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,313.30 : 121,829.49 = 52,477.93 : x
  2. Step 2: Convert to fraction form
    88,313.30/121,829.49 = 52,477.93/x
  3. Step 3: Cross multiply
    88,313.30x = 121,829.49 × 52,477.93
  4. Step 4: Simplify right side
    88,313.30x = 6,393,359,448.16
  5. Step 5: Solve for x
    x = 6,393,359,448.16/88,313.30
  6. Step 6: Final answer
    x = 72,394.07

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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.