Home / 97,022.70-133,842.34-56,710.13

Finding the Fourth Proportional to 97,022.70, 133,842.34 and 56,710.13

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Solution

The fourth proportional to 97,022.70, 133,842.34 and 56,710.13 is: 78,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,022.70 : 133,842.34 = 56,710.13 : x
  2. Step 2: Convert to fraction form
    97,022.70/133,842.34 = 56,710.13/x
  3. Step 3: Cross multiply
    97,022.70x = 133,842.34 × 56,710.13
  4. Step 4: Simplify right side
    97,022.70x = 7,590,216,024.52
  5. Step 5: Solve for x
    x = 7,590,216,024.52/97,022.70
  6. Step 6: Final answer
    x = 78,231.34

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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.