Home / 85,289.02-117,698.58-47,563.26

Finding the Fourth Proportional to 85,289.02, 117,698.58 and 47,563.26

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Solution

The fourth proportional to 85,289.02, 117,698.58 and 47,563.26 is: 65,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,289.02 : 117,698.58 = 47,563.26 : x
  2. Step 2: Convert to fraction form
    85,289.02/117,698.58 = 47,563.26/x
  3. Step 3: Cross multiply
    85,289.02x = 117,698.58 × 47,563.26
  4. Step 4: Simplify right side
    85,289.02x = 5,598,128,162.17
  5. Step 5: Solve for x
    x = 5,598,128,162.17/85,289.02
  6. Step 6: Final answer
    x = 65,637.15

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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.