Home / 155,848.46-233,486.55-139,037.72

Finding the Fourth Proportional to 155,848.46, 233,486.55 and 139,037.72

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Solution

The fourth proportional to 155,848.46, 233,486.55 and 139,037.72 is: 208,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,848.46 : 233,486.55 = 139,037.72 : x
  2. Step 2: Convert to fraction form
    155,848.46/233,486.55 = 139,037.72/x
  3. Step 3: Cross multiply
    155,848.46x = 233,486.55 × 139,037.72
  4. Step 4: Simplify right side
    155,848.46x = 32,463,436,395.23
  5. Step 5: Solve for x
    x = 32,463,436,395.23/155,848.46
  6. Step 6: Final answer
    x = 208,301.30

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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.