Home / 85,570.67-118,077.25-47,325.03

Finding the Fourth Proportional to 85,570.67, 118,077.25 and 47,325.03

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Solution

The fourth proportional to 85,570.67, 118,077.25 and 47,325.03 is: 65,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,570.67 : 118,077.25 = 47,325.03 : x
  2. Step 2: Convert to fraction form
    85,570.67/118,077.25 = 47,325.03/x
  3. Step 3: Cross multiply
    85,570.67x = 118,077.25 × 47,325.03
  4. Step 4: Simplify right side
    85,570.67x = 5,588,009,398.57
  5. Step 5: Solve for x
    x = 5,588,009,398.57/85,570.67
  6. Step 6: Final answer
    x = 65,302.86

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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.