Home / 211,683.70-292,122.48-116,192.02

Finding the Fourth Proportional to 211,683.70, 292,122.48 and 116,192.02

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Solution

The fourth proportional to 211,683.70, 292,122.48 and 116,192.02 is: 160,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,683.70 : 292,122.48 = 116,192.02 : x
  2. Step 2: Convert to fraction form
    211,683.70/292,122.48 = 116,192.02/x
  3. Step 3: Cross multiply
    211,683.70x = 292,122.48 × 116,192.02
  4. Step 4: Simplify right side
    211,683.70x = 33,942,301,038.61
  5. Step 5: Solve for x
    x = 33,942,301,038.61/211,683.70
  6. Step 6: Final answer
    x = 160,344.42

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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.