Home / 170,883.18-235,807.29-102,887.10

Finding the Fourth Proportional to 170,883.18, 235,807.29 and 102,887.10

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Solution

The fourth proportional to 170,883.18, 235,807.29 and 102,887.10 is: 141,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,883.18 : 235,807.29 = 102,887.10 : x
  2. Step 2: Convert to fraction form
    170,883.18/235,807.29 = 102,887.10/x
  3. Step 3: Cross multiply
    170,883.18x = 235,807.29 × 102,887.10
  4. Step 4: Simplify right side
    170,883.18x = 24,261,528,226.96
  5. Step 5: Solve for x
    x = 24,261,528,226.96/170,883.18
  6. Step 6: Final answer
    x = 141,977.27

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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.