Home / 169,420.10-253,838.55-110,225.30

Finding the Fourth Proportional to 169,420.10, 253,838.55 and 110,225.30

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Solution

The fourth proportional to 169,420.10, 253,838.55 and 110,225.30 is: 165,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,420.10 : 253,838.55 = 110,225.30 : x
  2. Step 2: Convert to fraction form
    169,420.10/253,838.55 = 110,225.30/x
  3. Step 3: Cross multiply
    169,420.10x = 253,838.55 × 110,225.30
  4. Step 4: Simplify right side
    169,420.10x = 27,979,430,325.32
  5. Step 5: Solve for x
    x = 27,979,430,325.32/169,420.10
  6. Step 6: Final answer
    x = 165,148.23

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1.5x scale

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.