Home / 212,254.02-292,915.08-116,760.72

Finding the Fourth Proportional to 212,254.02, 292,915.08 and 116,760.72

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Solution

The fourth proportional to 212,254.02, 292,915.08 and 116,760.72 is: 161,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,254.02 : 292,915.08 = 116,760.72 : x
  2. Step 2: Convert to fraction form
    212,254.02/292,915.08 = 116,760.72/x
  3. Step 3: Cross multiply
    212,254.02x = 292,915.08 × 116,760.72
  4. Step 4: Simplify right side
    212,254.02x = 34,200,975,639.66
  5. Step 5: Solve for x
    x = 34,200,975,639.66/212,254.02
  6. Step 6: Final answer
    x = 161,132.29

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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.