Home / 85,743.26-118,325.70-48,017.51

Finding the Fourth Proportional to 85,743.26, 118,325.70 and 48,017.51

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Solution

The fourth proportional to 85,743.26, 118,325.70 and 48,017.51 is: 66,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,743.26 : 118,325.70 = 48,017.51 : x
  2. Step 2: Convert to fraction form
    85,743.26/118,325.70 = 48,017.51/x
  3. Step 3: Cross multiply
    85,743.26x = 118,325.70 × 48,017.51
  4. Step 4: Simplify right side
    85,743.26x = 5,681,705,011.42
  5. Step 5: Solve for x
    x = 5,681,705,011.42/85,743.26
  6. Step 6: Final answer
    x = 66,264.16

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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.