Home / 145,196.50-217,802.96-51,702.26

Finding the Fourth Proportional to 145,196.50, 217,802.96 and 51,702.26

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Solution

The fourth proportional to 145,196.50, 217,802.96 and 51,702.26 is: 77,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,196.50 : 217,802.96 = 51,702.26 : x
  2. Step 2: Convert to fraction form
    145,196.50/217,802.96 = 51,702.26/x
  3. Step 3: Cross multiply
    145,196.50x = 217,802.96 × 51,702.26
  4. Step 4: Simplify right side
    145,196.50x = 11,260,905,266.69
  5. Step 5: Solve for x
    x = 11,260,905,266.69/145,196.50
  6. Step 6: Final answer
    x = 77,556.31

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1.5x scale

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.