Home / 199,317.48-299,014.74-64,417.86

Finding the Fourth Proportional to 199,317.48, 299,014.74 and 64,417.86

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Solution

The fourth proportional to 199,317.48, 299,014.74 and 64,417.86 is: 96,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,317.48 : 299,014.74 = 64,417.86 : x
  2. Step 2: Convert to fraction form
    199,317.48/299,014.74 = 64,417.86/x
  3. Step 3: Cross multiply
    199,317.48x = 299,014.74 × 64,417.86
  4. Step 4: Simplify right side
    199,317.48x = 19,261,889,659.26
  5. Step 5: Solve for x
    x = 19,261,889,659.26/199,317.48
  6. Step 6: Final answer
    x = 96,639.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.