Home / 86,688.36-130,037.40-24,354

Finding the Fourth Proportional to 86,688.36, 130,037.40 and 24,354

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Solution

The fourth proportional to 86,688.36, 130,037.40 and 24,354 is: 36,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,688.36 : 130,037.40 = 24,354 : x
  2. Step 2: Convert to fraction form
    86,688.36/130,037.40 = 24,354/x
  3. Step 3: Cross multiply
    86,688.36x = 130,037.40 × 24,354
  4. Step 4: Simplify right side
    86,688.36x = 3,166,930,839.60
  5. Step 5: Solve for x
    x = 3,166,930,839.60/86,688.36
  6. Step 6: Final answer
    x = 36,532.37

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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.