Home / 85,317.48-117,741.33-47,599.02

Finding the Fourth Proportional to 85,317.48, 117,741.33 and 47,599.02

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Solution

The fourth proportional to 85,317.48, 117,741.33 and 47,599.02 is: 65,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,317.48 : 117,741.33 = 47,599.02 : x
  2. Step 2: Convert to fraction form
    85,317.48/117,741.33 = 47,599.02/x
  3. Step 3: Cross multiply
    85,317.48x = 117,741.33 × 47,599.02
  4. Step 4: Simplify right side
    85,317.48x = 5,604,371,921.50
  5. Step 5: Solve for x
    x = 5,604,371,921.50/85,317.48
  6. Step 6: Final answer
    x = 65,688.44

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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.