Home / 97,302.58-145,953-30,742.70

Finding the Fourth Proportional to 97,302.58, 145,953 and 30,742.70

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Solution

The fourth proportional to 97,302.58, 145,953 and 30,742.70 is: 46,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,302.58 : 145,953 = 30,742.70 : x
  2. Step 2: Convert to fraction form
    97,302.58/145,953 = 30,742.70/x
  3. Step 3: Cross multiply
    97,302.58x = 145,953 × 30,742.70
  4. Step 4: Simplify right side
    97,302.58x = 4,486,988,563.34
  5. Step 5: Solve for x
    x = 4,486,988,563.34/97,302.58
  6. Step 6: Final answer
    x = 46,113.77

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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.