Home / 106,829.61-147,412.06-59,076.46

Finding the Fourth Proportional to 106,829.61, 147,412.06 and 59,076.46

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Solution

The fourth proportional to 106,829.61, 147,412.06 and 59,076.46 is: 81,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,829.61 : 147,412.06 = 59,076.46 : x
  2. Step 2: Convert to fraction form
    106,829.61/147,412.06 = 59,076.46/x
  3. Step 3: Cross multiply
    106,829.61x = 147,412.06 × 59,076.46
  4. Step 4: Simplify right side
    106,829.61x = 8,708,582,666.11
  5. Step 5: Solve for x
    x = 8,708,582,666.11/106,829.61
  6. Step 6: Final answer
    x = 81,518.44

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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.