Home / 74,931.41-112,452.53-35,488.59

Finding the Fourth Proportional to 74,931.41, 112,452.53 and 35,488.59

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Solution

The fourth proportional to 74,931.41, 112,452.53 and 35,488.59 is: 53,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,931.41 : 112,452.53 = 35,488.59 : x
  2. Step 2: Convert to fraction form
    74,931.41/112,452.53 = 35,488.59/x
  3. Step 3: Cross multiply
    74,931.41x = 112,452.53 × 35,488.59
  4. Step 4: Simplify right side
    74,931.41x = 3,990,781,554.19
  5. Step 5: Solve for x
    x = 3,990,781,554.19/74,931.41
  6. Step 6: Final answer
    x = 53,259.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.