Home / 98,766.09-148,154.13-56,634.89

Finding the Fourth Proportional to 98,766.09, 148,154.13 and 56,634.89

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Solution

The fourth proportional to 98,766.09, 148,154.13 and 56,634.89 is: 84,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,766.09 : 148,154.13 = 56,634.89 : x
  2. Step 2: Convert to fraction form
    98,766.09/148,154.13 = 56,634.89/x
  3. Step 3: Cross multiply
    98,766.09x = 148,154.13 × 56,634.89
  4. Step 4: Simplify right side
    98,766.09x = 8,390,692,114.83
  5. Step 5: Solve for x
    x = 8,390,692,114.83/98,766.09
  6. Step 6: Final answer
    x = 84,955.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.