Home / 105,170.42-157,756.08-26,284.76

Finding the Fourth Proportional to 105,170.42, 157,756.08 and 26,284.76

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Solution

The fourth proportional to 105,170.42, 157,756.08 and 26,284.76 is: 39,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,170.42 : 157,756.08 = 26,284.76 : x
  2. Step 2: Convert to fraction form
    105,170.42/157,756.08 = 26,284.76/x
  3. Step 3: Cross multiply
    105,170.42x = 157,756.08 × 26,284.76
  4. Step 4: Simplify right side
    105,170.42x = 4,146,580,701.34
  5. Step 5: Solve for x
    x = 4,146,580,701.34/105,170.42
  6. Step 6: Final answer
    x = 39,427.25

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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.