Home / 97,801.02-134,966.52-55,358.64

Finding the Fourth Proportional to 97,801.02, 134,966.52 and 55,358.64

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Solution

The fourth proportional to 97,801.02, 134,966.52 and 55,358.64 is: 76,395.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,801.02 : 134,966.52 = 55,358.64 : x
  2. Step 2: Convert to fraction form
    97,801.02/134,966.52 = 55,358.64/x
  3. Step 3: Cross multiply
    97,801.02x = 134,966.52 × 55,358.64
  4. Step 4: Simplify right side
    97,801.02x = 7,471,562,992.73
  5. Step 5: Solve for x
    x = 7,471,562,992.73/97,801.02
  6. Step 6: Final answer
    x = 76,395.55

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1.5x scale

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.