Home / 358,146.50-537,034.87-105,394.16

Finding the Fourth Proportional to 358,146.50, 537,034.87 and 105,394.16

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Solution

The fourth proportional to 358,146.50, 537,034.87 and 105,394.16 is: 158,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,146.50 : 537,034.87 = 105,394.16 : x
  2. Step 2: Convert to fraction form
    358,146.50/537,034.87 = 105,394.16/x
  3. Step 3: Cross multiply
    358,146.50x = 537,034.87 × 105,394.16
  4. Step 4: Simplify right side
    358,146.50x = 56,600,340,093.46
  5. Step 5: Solve for x
    x = 56,600,340,093.46/358,146.50
  6. Step 6: Final answer
    x = 158,036.84

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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.