Home / 58,128.46-80,219.91-34,256.14

Finding the Fourth Proportional to 58,128.46, 80,219.91 and 34,256.14

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Solution

The fourth proportional to 58,128.46, 80,219.91 and 34,256.14 is: 47,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,128.46 : 80,219.91 = 34,256.14 : x
  2. Step 2: Convert to fraction form
    58,128.46/80,219.91 = 34,256.14/x
  3. Step 3: Cross multiply
    58,128.46x = 80,219.91 × 34,256.14
  4. Step 4: Simplify right side
    58,128.46x = 2,748,024,467.75
  5. Step 5: Solve for x
    x = 2,748,024,467.75/58,128.46
  6. Step 6: Final answer
    x = 47,275.03

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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.