Home / 165,035.35-247,657.25-70,265.58

Finding the Fourth Proportional to 165,035.35, 247,657.25 and 70,265.58

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Solution

The fourth proportional to 165,035.35, 247,657.25 and 70,265.58 is: 105,442.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,035.35 : 247,657.25 = 70,265.58 : x
  2. Step 2: Convert to fraction form
    165,035.35/247,657.25 = 70,265.58/x
  3. Step 3: Cross multiply
    165,035.35x = 247,657.25 × 70,265.58
  4. Step 4: Simplify right side
    165,035.35x = 17,401,779,164.16
  5. Step 5: Solve for x
    x = 17,401,779,164.16/165,035.35
  6. Step 6: Final answer
    x = 105,442.74

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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.