Home / 56,112.13-77,445.48-34,609.06

Finding the Fourth Proportional to 56,112.13, 77,445.48 and 34,609.06

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Solution

The fourth proportional to 56,112.13, 77,445.48 and 34,609.06 is: 47,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.13 : 77,445.48 = 34,609.06 : x
  2. Step 2: Convert to fraction form
    56,112.13/77,445.48 = 34,609.06/x
  3. Step 3: Cross multiply
    56,112.13x = 77,445.48 × 34,609.06
  4. Step 4: Simplify right side
    56,112.13x = 2,680,315,264.05
  5. Step 5: Solve for x
    x = 2,680,315,264.05/56,112.13
  6. Step 6: Final answer
    x = 47,767.13

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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.