Home / 170,070.70-254,887.35-103,440.10

Finding the Fourth Proportional to 170,070.70, 254,887.35 and 103,440.10

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Solution

The fourth proportional to 170,070.70, 254,887.35 and 103,440.10 is: 155,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,070.70 : 254,887.35 = 103,440.10 : x
  2. Step 2: Convert to fraction form
    170,070.70/254,887.35 = 103,440.10/x
  3. Step 3: Cross multiply
    170,070.70x = 254,887.35 × 103,440.10
  4. Step 4: Simplify right side
    170,070.70x = 26,365,572,972.74
  5. Step 5: Solve for x
    x = 26,365,572,972.74/170,070.70
  6. Step 6: Final answer
    x = 155,027.13

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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.