Home / 170,016.60-255,024.90-102,365.40

Finding the Fourth Proportional to 170,016.60, 255,024.90 and 102,365.40

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Solution

The fourth proportional to 170,016.60, 255,024.90 and 102,365.40 is: 153,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,016.60 : 255,024.90 = 102,365.40 : x
  2. Step 2: Convert to fraction form
    170,016.60/255,024.90 = 102,365.40/x
  3. Step 3: Cross multiply
    170,016.60x = 255,024.90 × 102,365.40
  4. Step 4: Simplify right side
    170,016.60x = 26,105,725,898.46
  5. Step 5: Solve for x
    x = 26,105,725,898.46/170,016.60
  6. Step 6: Final answer
    x = 153,548.10

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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.