Home / 45,318.59-62,514.46-42,111.28

Finding the Fourth Proportional to 45,318.59, 62,514.46 and 42,111.28

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Solution

The fourth proportional to 45,318.59, 62,514.46 and 42,111.28 is: 58,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,318.59 : 62,514.46 = 42,111.28 : x
  2. Step 2: Convert to fraction form
    45,318.59/62,514.46 = 42,111.28/x
  3. Step 3: Cross multiply
    45,318.59x = 62,514.46 × 42,111.28
  4. Step 4: Simplify right side
    45,318.59x = 2,632,563,929.11
  5. Step 5: Solve for x
    x = 2,632,563,929.11/45,318.59
  6. Step 6: Final answer
    x = 58,090.16

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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.