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Finding the Fourth Proportional to 58,525.68, 80,689.19 and 37,297.20

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Solution

The fourth proportional to 58,525.68, 80,689.19 and 37,297.20 is: 51,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,525.68 : 80,689.19 = 37,297.20 : x
  2. Step 2: Convert to fraction form
    58,525.68/80,689.19 = 37,297.20/x
  3. Step 3: Cross multiply
    58,525.68x = 80,689.19 × 37,297.20
  4. Step 4: Simplify right side
    58,525.68x = 3,009,480,670.78
  5. Step 5: Solve for x
    x = 3,009,480,670.78/58,525.68
  6. Step 6: Final answer
    x = 51,421.54

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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.