Home / 56,738.68-78,287.51-32,863.93

Finding the Fourth Proportional to 56,738.68, 78,287.51 and 32,863.93

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Solution

The fourth proportional to 56,738.68, 78,287.51 and 32,863.93 is: 45,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,738.68 : 78,287.51 = 32,863.93 : x
  2. Step 2: Convert to fraction form
    56,738.68/78,287.51 = 32,863.93/x
  3. Step 3: Cross multiply
    56,738.68x = 78,287.51 × 32,863.93
  4. Step 4: Simplify right side
    56,738.68x = 2,572,835,248.51
  5. Step 5: Solve for x
    x = 2,572,835,248.51/56,738.68
  6. Step 6: Final answer
    x = 45,345.35

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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.