Home / 88,104.50-121,554.61-56,292.02

Finding the Fourth Proportional to 88,104.50, 121,554.61 and 56,292.02

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Solution

The fourth proportional to 88,104.50, 121,554.61 and 56,292.02 is: 77,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,104.50 : 121,554.61 = 56,292.02 : x
  2. Step 2: Convert to fraction form
    88,104.50/121,554.61 = 56,292.02/x
  3. Step 3: Cross multiply
    88,104.50x = 121,554.61 × 56,292.02
  4. Step 4: Simplify right side
    88,104.50x = 6,842,553,788.71
  5. Step 5: Solve for x
    x = 6,842,553,788.71/88,104.50
  6. Step 6: Final answer
    x = 77,664.07

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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.