Home / 94,523.09-130,435.74-56,285.43

Finding the Fourth Proportional to 94,523.09, 130,435.74 and 56,285.43

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Solution

The fourth proportional to 94,523.09, 130,435.74 and 56,285.43 is: 77,670.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,523.09 : 130,435.74 = 56,285.43 : x
  2. Step 2: Convert to fraction form
    94,523.09/130,435.74 = 56,285.43/x
  3. Step 3: Cross multiply
    94,523.09x = 130,435.74 × 56,285.43
  4. Step 4: Simplify right side
    94,523.09x = 7,341,631,713.27
  5. Step 5: Solve for x
    x = 7,341,631,713.27/94,523.09
  6. Step 6: Final answer
    x = 77,670.25

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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.