Home / 104,730.82-157,105.95-42,406.18

Finding the Fourth Proportional to 104,730.82, 157,105.95 and 42,406.18

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Solution

The fourth proportional to 104,730.82, 157,105.95 and 42,406.18 is: 63,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,730.82 : 157,105.95 = 42,406.18 : x
  2. Step 2: Convert to fraction form
    104,730.82/157,105.95 = 42,406.18/x
  3. Step 3: Cross multiply
    104,730.82x = 157,105.95 × 42,406.18
  4. Step 4: Simplify right side
    104,730.82x = 6,662,263,194.77
  5. Step 5: Solve for x
    x = 6,662,263,194.77/104,730.82
  6. Step 6: Final answer
    x = 63,613.21

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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.