Home / 152,262.51-210,115.62-84,275.43

Finding the Fourth Proportional to 152,262.51, 210,115.62 and 84,275.43

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Solution

The fourth proportional to 152,262.51, 210,115.62 and 84,275.43 is: 116,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,262.51 : 210,115.62 = 84,275.43 : x
  2. Step 2: Convert to fraction form
    152,262.51/210,115.62 = 84,275.43/x
  3. Step 3: Cross multiply
    152,262.51x = 210,115.62 × 84,275.43
  4. Step 4: Simplify right side
    152,262.51x = 17,707,583,437.28
  5. Step 5: Solve for x
    x = 17,707,583,437.28/152,262.51
  6. Step 6: Final answer
    x = 116,296.41

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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.