Home / 85,900.02-118,538.02-47,659.16

Finding the Fourth Proportional to 85,900.02, 118,538.02 and 47,659.16

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Solution

The fourth proportional to 85,900.02, 118,538.02 and 47,659.16 is: 65,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,900.02 : 118,538.02 = 47,659.16 : x
  2. Step 2: Convert to fraction form
    85,900.02/118,538.02 = 47,659.16/x
  3. Step 3: Cross multiply
    85,900.02x = 118,538.02 × 47,659.16
  4. Step 4: Simplify right side
    85,900.02x = 5,649,422,461.26
  5. Step 5: Solve for x
    x = 5,649,422,461.26/85,900.02
  6. Step 6: Final answer
    x = 65,767.42

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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.