Home / 171,819.50-237,214.59-112,307.18

Finding the Fourth Proportional to 171,819.50, 237,214.59 and 112,307.18

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Solution

The fourth proportional to 171,819.50, 237,214.59 and 112,307.18 is: 155,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,819.50 : 237,214.59 = 112,307.18 : x
  2. Step 2: Convert to fraction form
    171,819.50/237,214.59 = 112,307.18/x
  3. Step 3: Cross multiply
    171,819.50x = 237,214.59 × 112,307.18
  4. Step 4: Simplify right side
    171,819.50x = 26,640,901,657.76
  5. Step 5: Solve for x
    x = 26,640,901,657.76/171,819.50
  6. Step 6: Final answer
    x = 155,051.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.