Home / 125,068.34-187,622.06-40,809.04

Finding the Fourth Proportional to 125,068.34, 187,622.06 and 40,809.04

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Solution

The fourth proportional to 125,068.34, 187,622.06 and 40,809.04 is: 61,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,068.34 : 187,622.06 = 40,809.04 : x
  2. Step 2: Convert to fraction form
    125,068.34/187,622.06 = 40,809.04/x
  3. Step 3: Cross multiply
    125,068.34x = 187,622.06 × 40,809.04
  4. Step 4: Simplify right side
    125,068.34x = 7,656,675,478.32
  5. Step 5: Solve for x
    x = 7,656,675,478.32/125,068.34
  6. Step 6: Final answer
    x = 61,219.93

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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.