Home / 358,132.90-537,140.96-105,354.28

Finding the Fourth Proportional to 358,132.90, 537,140.96 and 105,354.28

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Solution

The fourth proportional to 358,132.90, 537,140.96 and 105,354.28 is: 158,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,132.90 : 537,140.96 = 105,354.28 : x
  2. Step 2: Convert to fraction form
    358,132.90/537,140.96 = 105,354.28/x
  3. Step 3: Cross multiply
    358,132.90x = 537,140.96 × 105,354.28
  4. Step 4: Simplify right side
    358,132.90x = 56,590,099,099.31
  5. Step 5: Solve for x
    x = 56,590,099,099.31/358,132.90
  6. Step 6: Final answer
    x = 158,014.24

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1.5x scale

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.