Home / 54,420.46-75,100.53-30,547.42

Finding the Fourth Proportional to 54,420.46, 75,100.53 and 30,547.42

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Solution

The fourth proportional to 54,420.46, 75,100.53 and 30,547.42 is: 42,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420.46 : 75,100.53 = 30,547.42 : x
  2. Step 2: Convert to fraction form
    54,420.46/75,100.53 = 30,547.42/x
  3. Step 3: Cross multiply
    54,420.46x = 75,100.53 × 30,547.42
  4. Step 4: Simplify right side
    54,420.46x = 2,294,127,432.13
  5. Step 5: Solve for x
    x = 2,294,127,432.13/54,420.46
  6. Step 6: Final answer
    x = 42,155.61

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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.