Home / 51,900.02-77,565.61-37,889.54

Finding the Fourth Proportional to 51,900.02, 77,565.61 and 37,889.54

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Solution

The fourth proportional to 51,900.02, 77,565.61 and 37,889.54 is: 56,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,900.02 : 77,565.61 = 37,889.54 : x
  2. Step 2: Convert to fraction form
    51,900.02/77,565.61 = 37,889.54/x
  3. Step 3: Cross multiply
    51,900.02x = 77,565.61 × 37,889.54
  4. Step 4: Simplify right side
    51,900.02x = 2,938,925,381.91
  5. Step 5: Solve for x
    x = 2,938,925,381.91/51,900.02
  6. Step 6: Final answer
    x = 56,626.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.