Home / 52,845.66-72,918.05-34,931.09

Finding the Fourth Proportional to 52,845.66, 72,918.05 and 34,931.09

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Solution

The fourth proportional to 52,845.66, 72,918.05 and 34,931.09 is: 48,198.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.66 : 72,918.05 = 34,931.09 : x
  2. Step 2: Convert to fraction form
    52,845.66/72,918.05 = 34,931.09/x
  3. Step 3: Cross multiply
    52,845.66x = 72,918.05 × 34,931.09
  4. Step 4: Simplify right side
    52,845.66x = 2,547,106,974.81
  5. Step 5: Solve for x
    x = 2,547,106,974.81/52,845.66
  6. Step 6: Final answer
    x = 48,198.98

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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.