Home / 152,071.16-209,846.97-84,089.03

Finding the Fourth Proportional to 152,071.16, 209,846.97 and 84,089.03

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Solution

The fourth proportional to 152,071.16, 209,846.97 and 84,089.03 is: 116,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,071.16 : 209,846.97 = 84,089.03 : x
  2. Step 2: Convert to fraction form
    152,071.16/209,846.97 = 84,089.03/x
  3. Step 3: Cross multiply
    152,071.16x = 209,846.97 × 84,089.03
  4. Step 4: Simplify right side
    152,071.16x = 17,645,827,106.50
  5. Step 5: Solve for x
    x = 17,645,827,106.50/152,071.16
  6. Step 6: Final answer
    x = 116,036.65

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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.