Home / 56,442.48-77,875.20-35,225.16

Finding the Fourth Proportional to 56,442.48, 77,875.20 and 35,225.16

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Solution

The fourth proportional to 56,442.48, 77,875.20 and 35,225.16 is: 48,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.48 : 77,875.20 = 35,225.16 : x
  2. Step 2: Convert to fraction form
    56,442.48/77,875.20 = 35,225.16/x
  3. Step 3: Cross multiply
    56,442.48x = 77,875.20 × 35,225.16
  4. Step 4: Simplify right side
    56,442.48x = 2,743,166,380.03
  5. Step 5: Solve for x
    x = 2,743,166,380.03/56,442.48
  6. Step 6: Final answer
    x = 48,601.10

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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.