Home / 55,967.02-77,234.40-30,816.52

Finding the Fourth Proportional to 55,967.02, 77,234.40 and 30,816.52

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Solution

The fourth proportional to 55,967.02, 77,234.40 and 30,816.52 is: 42,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,967.02 : 77,234.40 = 30,816.52 : x
  2. Step 2: Convert to fraction form
    55,967.02/77,234.40 = 30,816.52/x
  3. Step 3: Cross multiply
    55,967.02x = 77,234.40 × 30,816.52
  4. Step 4: Simplify right side
    55,967.02x = 2,380,095,432.29
  5. Step 5: Solve for x
    x = 2,380,095,432.29/55,967.02
  6. Step 6: Final answer
    x = 42,526.75

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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.