Home / 145,721.16-218,173.37-110,070.29

Finding the Fourth Proportional to 145,721.16, 218,173.37 and 110,070.29

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Solution

The fourth proportional to 145,721.16, 218,173.37 and 110,070.29 is: 164,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,721.16 : 218,173.37 = 110,070.29 : x
  2. Step 2: Convert to fraction form
    145,721.16/218,173.37 = 110,070.29/x
  3. Step 3: Cross multiply
    145,721.16x = 218,173.37 × 110,070.29
  4. Step 4: Simplify right side
    145,721.16x = 24,014,406,101.26
  5. Step 5: Solve for x
    x = 24,014,406,101.26/145,721.16
  6. Step 6: Final answer
    x = 164,796.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.