Home / 102,040.06-153,060.42-30,963.30

Finding the Fourth Proportional to 102,040.06, 153,060.42 and 30,963.30

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Solution

The fourth proportional to 102,040.06, 153,060.42 and 30,963.30 is: 46,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,040.06 : 153,060.42 = 30,963.30 : x
  2. Step 2: Convert to fraction form
    102,040.06/153,060.42 = 30,963.30/x
  3. Step 3: Cross multiply
    102,040.06x = 153,060.42 × 30,963.30
  4. Step 4: Simplify right side
    102,040.06x = 4,739,255,070.55
  5. Step 5: Solve for x
    x = 4,739,255,070.55/102,040.06
  6. Step 6: Final answer
    x = 46,445.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.