Home / 97,429.04-134,462.34-57,176.60

Finding the Fourth Proportional to 97,429.04, 134,462.34 and 57,176.60

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Solution

The fourth proportional to 97,429.04, 134,462.34 and 57,176.60 is: 78,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,429.04 : 134,462.34 = 57,176.60 : x
  2. Step 2: Convert to fraction form
    97,429.04/134,462.34 = 57,176.60/x
  3. Step 3: Cross multiply
    97,429.04x = 134,462.34 × 57,176.60
  4. Step 4: Simplify right side
    97,429.04x = 7,688,099,429.24
  5. Step 5: Solve for x
    x = 7,688,099,429.24/97,429.04
  6. Step 6: Final answer
    x = 78,909.73

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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.