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Finding the Fourth Proportional to 164,953.40, 222,862.05 and 164,953.40

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Solution

The fourth proportional to 164,953.40, 222,862.05 and 164,953.40 is: 222,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,953.40 : 222,862.05 = 164,953.40 : x
  2. Step 2: Convert to fraction form
    164,953.40/222,862.05 = 164,953.40/x
  3. Step 3: Cross multiply
    164,953.40x = 222,862.05 × 164,953.40
  4. Step 4: Simplify right side
    164,953.40x = 36,761,852,878.47
  5. Step 5: Solve for x
    x = 36,761,852,878.47/164,953.40
  6. Step 6: Final answer
    x = 222,862.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.