Home / 56,702.02-78,244.19-32,830.20

Finding the Fourth Proportional to 56,702.02, 78,244.19 and 32,830.20

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Solution

The fourth proportional to 56,702.02, 78,244.19 and 32,830.20 is: 45,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,702.02 : 78,244.19 = 32,830.20 : x
  2. Step 2: Convert to fraction form
    56,702.02/78,244.19 = 32,830.20/x
  3. Step 3: Cross multiply
    56,702.02x = 78,244.19 × 32,830.20
  4. Step 4: Simplify right side
    56,702.02x = 2,568,772,406.54
  5. Step 5: Solve for x
    x = 2,568,772,406.54/56,702.02
  6. Step 6: Final answer
    x = 45,303.02

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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.