Home / 102,110.40-153,174.96-42,935.04

Finding the Fourth Proportional to 102,110.40, 153,174.96 and 42,935.04

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Solution

The fourth proportional to 102,110.40, 153,174.96 and 42,935.04 is: 64,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,110.40 : 153,174.96 = 42,935.04 : x
  2. Step 2: Convert to fraction form
    102,110.40/153,174.96 = 42,935.04/x
  3. Step 3: Cross multiply
    102,110.40x = 153,174.96 × 42,935.04
  4. Step 4: Simplify right side
    102,110.40x = 6,576,573,034.60
  5. Step 5: Solve for x
    x = 6,576,573,034.60/102,110.40
  6. Step 6: Final answer
    x = 64,406.50

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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.