Home / 124,646.34-187,135.54-106,045.90

Finding the Fourth Proportional to 124,646.34, 187,135.54 and 106,045.90

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Solution

The fourth proportional to 124,646.34, 187,135.54 and 106,045.90 is: 159,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,646.34 : 187,135.54 = 106,045.90 : x
  2. Step 2: Convert to fraction form
    124,646.34/187,135.54 = 106,045.90/x
  3. Step 3: Cross multiply
    124,646.34x = 187,135.54 × 106,045.90
  4. Step 4: Simplify right side
    124,646.34x = 19,844,956,761.29
  5. Step 5: Solve for x
    x = 19,844,956,761.29/124,646.34
  6. Step 6: Final answer
    x = 159,210.10

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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.