Home / 97,598.64-134,684.40-55,156.32

Finding the Fourth Proportional to 97,598.64, 134,684.40 and 55,156.32

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Solution

The fourth proportional to 97,598.64, 134,684.40 and 55,156.32 is: 76,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,598.64 : 134,684.40 = 55,156.32 : x
  2. Step 2: Convert to fraction form
    97,598.64/134,684.40 = 55,156.32/x
  3. Step 3: Cross multiply
    97,598.64x = 134,684.40 × 55,156.32
  4. Step 4: Simplify right side
    97,598.64x = 7,428,695,865.41
  5. Step 5: Solve for x
    x = 7,428,695,865.41/97,598.64
  6. Step 6: Final answer
    x = 76,114.75

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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.