Home / 358,577.08-537,740.24-105,790.46

Finding the Fourth Proportional to 358,577.08, 537,740.24 and 105,790.46

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Solution

The fourth proportional to 358,577.08, 537,740.24 and 105,790.46 is: 158,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,577.08 : 537,740.24 = 105,790.46 : x
  2. Step 2: Convert to fraction form
    358,577.08/537,740.24 = 105,790.46/x
  3. Step 3: Cross multiply
    358,577.08x = 537,740.24 × 105,790.46
  4. Step 4: Simplify right side
    358,577.08x = 56,887,784,132.46
  5. Step 5: Solve for x
    x = 56,887,784,132.46/358,577.08
  6. Step 6: Final answer
    x = 158,648.69

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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.