Home / 117,400.48-162,010.16-63,683.44

Finding the Fourth Proportional to 117,400.48, 162,010.16 and 63,683.44

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Solution

The fourth proportional to 117,400.48, 162,010.16 and 63,683.44 is: 87,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,400.48 : 162,010.16 = 63,683.44 : x
  2. Step 2: Convert to fraction form
    117,400.48/162,010.16 = 63,683.44/x
  3. Step 3: Cross multiply
    117,400.48x = 162,010.16 × 63,683.44
  4. Step 4: Simplify right side
    117,400.48x = 10,317,364,303.75
  5. Step 5: Solve for x
    x = 10,317,364,303.75/117,400.48
  6. Step 6: Final answer
    x = 87,881.79

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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.