Home / 61,428.51-92,164.55-35,155.35

Finding the Fourth Proportional to 61,428.51, 92,164.55 and 35,155.35

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Solution

The fourth proportional to 61,428.51, 92,164.55 and 35,155.35 is: 52,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,428.51 : 92,164.55 = 35,155.35 : x
  2. Step 2: Convert to fraction form
    61,428.51/92,164.55 = 35,155.35/x
  3. Step 3: Cross multiply
    61,428.51x = 92,164.55 × 35,155.35
  4. Step 4: Simplify right side
    61,428.51x = 3,240,076,837.07
  5. Step 5: Solve for x
    x = 3,240,076,837.07/61,428.51
  6. Step 6: Final answer
    x = 52,745.49

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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.