Home / 135,323.10-202,984.65-56,411.10

Finding the Fourth Proportional to 135,323.10, 202,984.65 and 56,411.10

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Solution

The fourth proportional to 135,323.10, 202,984.65 and 56,411.10 is: 84,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,323.10 : 202,984.65 = 56,411.10 : x
  2. Step 2: Convert to fraction form
    135,323.10/202,984.65 = 56,411.10/x
  3. Step 3: Cross multiply
    135,323.10x = 202,984.65 × 56,411.10
  4. Step 4: Simplify right side
    135,323.10x = 11,450,587,389.62
  5. Step 5: Solve for x
    x = 11,450,587,389.62/135,323.10
  6. Step 6: Final answer
    x = 84,616.65

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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.