Home / 56,290.11-77,646.51-37,170.06

Finding the Fourth Proportional to 56,290.11, 77,646.51 and 37,170.06

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Solution

The fourth proportional to 56,290.11, 77,646.51 and 37,170.06 is: 51,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,290.11 : 77,646.51 = 37,170.06 : x
  2. Step 2: Convert to fraction form
    56,290.11/77,646.51 = 37,170.06/x
  3. Step 3: Cross multiply
    56,290.11x = 77,646.51 × 37,170.06
  4. Step 4: Simplify right side
    56,290.11x = 2,886,125,435.49
  5. Step 5: Solve for x
    x = 2,886,125,435.49/56,290.11
  6. Step 6: Final answer
    x = 51,272.34

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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.