Home / 110,217.47-152,090.38-61,160.32

Finding the Fourth Proportional to 110,217.47, 152,090.38 and 61,160.32

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Solution

The fourth proportional to 110,217.47, 152,090.38 and 61,160.32 is: 84,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.47 : 152,090.38 = 61,160.32 : x
  2. Step 2: Convert to fraction form
    110,217.47/152,090.38 = 61,160.32/x
  3. Step 3: Cross multiply
    110,217.47x = 152,090.38 × 61,160.32
  4. Step 4: Simplify right side
    110,217.47x = 9,301,896,309.72
  5. Step 5: Solve for x
    x = 9,301,896,309.72/110,217.47
  6. Step 6: Final answer
    x = 84,395.84

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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.