Home / 76,070.14-104,968.71-42,073.23

Finding the Fourth Proportional to 76,070.14, 104,968.71 and 42,073.23

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Solution

The fourth proportional to 76,070.14, 104,968.71 and 42,073.23 is: 58,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,070.14 : 104,968.71 = 42,073.23 : x
  2. Step 2: Convert to fraction form
    76,070.14/104,968.71 = 42,073.23/x
  3. Step 3: Cross multiply
    76,070.14x = 104,968.71 × 42,073.23
  4. Step 4: Simplify right side
    76,070.14x = 4,416,372,678.63
  5. Step 5: Solve for x
    x = 4,416,372,678.63/76,070.14
  6. Step 6: Final answer
    x = 58,056.59

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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.