Home / 371,288.04-556,954.32-105,068.76

Finding the Fourth Proportional to 371,288.04, 556,954.32 and 105,068.76

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Solution

The fourth proportional to 371,288.04, 556,954.32 and 105,068.76 is: 157,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,288.04 : 556,954.32 = 105,068.76 : x
  2. Step 2: Convert to fraction form
    371,288.04/556,954.32 = 105,068.76/x
  3. Step 3: Cross multiply
    371,288.04x = 556,954.32 × 105,068.76
  4. Step 4: Simplify right side
    371,288.04x = 58,518,499,779.04
  5. Step 5: Solve for x
    x = 58,518,499,779.04/371,288.04
  6. Step 6: Final answer
    x = 157,609.44

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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.