Home / 58,020.48-80,053.92-34,145.28

Finding the Fourth Proportional to 58,020.48, 80,053.92 and 34,145.28

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Solution

The fourth proportional to 58,020.48, 80,053.92 and 34,145.28 is: 47,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,020.48 : 80,053.92 = 34,145.28 : x
  2. Step 2: Convert to fraction form
    58,020.48/80,053.92 = 34,145.28/x
  3. Step 3: Cross multiply
    58,020.48x = 80,053.92 × 34,145.28
  4. Step 4: Simplify right side
    58,020.48x = 2,733,463,513.50
  5. Step 5: Solve for x
    x = 2,733,463,513.50/58,020.48
  6. Step 6: Final answer
    x = 47,112.05

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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.