Home / 97,332.40-134,298.66-55,931.39

Finding the Fourth Proportional to 97,332.40, 134,298.66 and 55,931.39

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Solution

The fourth proportional to 97,332.40, 134,298.66 and 55,931.39 is: 77,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,332.40 : 134,298.66 = 55,931.39 : x
  2. Step 2: Convert to fraction form
    97,332.40/134,298.66 = 55,931.39/x
  3. Step 3: Cross multiply
    97,332.40x = 134,298.66 × 55,931.39
  4. Step 4: Simplify right side
    97,332.40x = 7,511,510,728.94
  5. Step 5: Solve for x
    x = 7,511,510,728.94/97,332.40
  6. Step 6: Final answer
    x = 77,173.80

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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.