Home / 85,583.02-118,095.46-47,336.48

Finding the Fourth Proportional to 85,583.02, 118,095.46 and 47,336.48

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Solution

The fourth proportional to 85,583.02, 118,095.46 and 47,336.48 is: 65,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,583.02 : 118,095.46 = 47,336.48 : x
  2. Step 2: Convert to fraction form
    85,583.02/118,095.46 = 47,336.48/x
  3. Step 3: Cross multiply
    85,583.02x = 118,095.46 × 47,336.48
  4. Step 4: Simplify right side
    85,583.02x = 5,590,223,380.38
  5. Step 5: Solve for x
    x = 5,590,223,380.38/85,583.02
  6. Step 6: Final answer
    x = 65,319.30

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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.