Home / 94,276.81-130,104.47-51,259.20

Finding the Fourth Proportional to 94,276.81, 130,104.47 and 51,259.20

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Solution

The fourth proportional to 94,276.81, 130,104.47 and 51,259.20 is: 70,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,276.81 : 130,104.47 = 51,259.20 : x
  2. Step 2: Convert to fraction form
    94,276.81/130,104.47 = 51,259.20/x
  3. Step 3: Cross multiply
    94,276.81x = 130,104.47 × 51,259.20
  4. Step 4: Simplify right side
    94,276.81x = 6,669,051,048.62
  5. Step 5: Solve for x
    x = 6,669,051,048.62/94,276.81
  6. Step 6: Final answer
    x = 70,739.04

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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.