Home / 152,283.98-210,054.42-122,141.66

Finding the Fourth Proportional to 152,283.98, 210,054.42 and 122,141.66

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Solution

The fourth proportional to 152,283.98, 210,054.42 and 122,141.66 is: 168,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,283.98 : 210,054.42 = 122,141.66 : x
  2. Step 2: Convert to fraction form
    152,283.98/210,054.42 = 122,141.66/x
  3. Step 3: Cross multiply
    152,283.98x = 210,054.42 × 122,141.66
  4. Step 4: Simplify right side
    152,283.98x = 25,656,394,498.87
  5. Step 5: Solve for x
    x = 25,656,394,498.87/152,283.98
  6. Step 6: Final answer
    x = 168,477.30

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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.