Home / 146,869.63-202,681.32-79,801.63

Finding the Fourth Proportional to 146,869.63, 202,681.32 and 79,801.63

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Solution

The fourth proportional to 146,869.63, 202,681.32 and 79,801.63 is: 110,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,869.63 : 202,681.32 = 79,801.63 : x
  2. Step 2: Convert to fraction form
    146,869.63/202,681.32 = 79,801.63/x
  3. Step 3: Cross multiply
    146,869.63x = 202,681.32 × 79,801.63
  4. Step 4: Simplify right side
    146,869.63x = 16,174,299,706.55
  5. Step 5: Solve for x
    x = 16,174,299,706.55/146,869.63
  6. Step 6: Final answer
    x = 110,126.92

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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.