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Finding the Fourth Proportional to 160,008.21, 240,096.15 and 103,835.12

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Solution

The fourth proportional to 160,008.21, 240,096.15 and 103,835.12 is: 155,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,008.21 : 240,096.15 = 103,835.12 : x
  2. Step 2: Convert to fraction form
    160,008.21/240,096.15 = 103,835.12/x
  3. Step 3: Cross multiply
    160,008.21x = 240,096.15 × 103,835.12
  4. Step 4: Simplify right side
    160,008.21x = 24,930,411,346.31
  5. Step 5: Solve for x
    x = 24,930,411,346.31/160,008.21
  6. Step 6: Final answer
    x = 155,807.08

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1.5x scale

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.