Home / 118,265.22-177,636.59-70,970.13

Finding the Fourth Proportional to 118,265.22, 177,636.59 and 70,970.13

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Solution

The fourth proportional to 118,265.22, 177,636.59 and 70,970.13 is: 106,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,265.22 : 177,636.59 = 70,970.13 : x
  2. Step 2: Convert to fraction form
    118,265.22/177,636.59 = 70,970.13/x
  3. Step 3: Cross multiply
    118,265.22x = 177,636.59 × 70,970.13
  4. Step 4: Simplify right side
    118,265.22x = 12,606,891,530.21
  5. Step 5: Solve for x
    x = 12,606,891,530.21/118,265.22
  6. Step 6: Final answer
    x = 106,598.47

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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.