Home / 56,656.86-85,322.57-49,349.58

Finding the Fourth Proportional to 56,656.86, 85,322.57 and 49,349.58

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Solution

The fourth proportional to 56,656.86, 85,322.57 and 49,349.58 is: 74,318.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656.86 : 85,322.57 = 49,349.58 : x
  2. Step 2: Convert to fraction form
    56,656.86/85,322.57 = 49,349.58/x
  3. Step 3: Cross multiply
    56,656.86x = 85,322.57 × 49,349.58
  4. Step 4: Simplify right side
    56,656.86x = 4,210,632,994.02
  5. Step 5: Solve for x
    x = 4,210,632,994.02/56,656.86
  6. Step 6: Final answer
    x = 74,318.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.