Home / 105,211.64-157,818.06-35,090.75

Finding the Fourth Proportional to 105,211.64, 157,818.06 and 35,090.75

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Solution

The fourth proportional to 105,211.64, 157,818.06 and 35,090.75 is: 52,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,211.64 : 157,818.06 = 35,090.75 : x
  2. Step 2: Convert to fraction form
    105,211.64/157,818.06 = 35,090.75/x
  3. Step 3: Cross multiply
    105,211.64x = 157,818.06 × 35,090.75
  4. Step 4: Simplify right side
    105,211.64x = 5,537,954,088.95
  5. Step 5: Solve for x
    x = 5,537,954,088.95/105,211.64
  6. Step 6: Final answer
    x = 52,636.33

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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.