Home / 55,903.10-83,854.65-51,626.30

Finding the Fourth Proportional to 55,903.10, 83,854.65 and 51,626.30

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Solution

The fourth proportional to 55,903.10, 83,854.65 and 51,626.30 is: 77,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,903.10 : 83,854.65 = 51,626.30 : x
  2. Step 2: Convert to fraction form
    55,903.10/83,854.65 = 51,626.30/x
  3. Step 3: Cross multiply
    55,903.10x = 83,854.65 × 51,626.30
  4. Step 4: Simplify right side
    55,903.10x = 4,329,105,317.30
  5. Step 5: Solve for x
    x = 4,329,105,317.30/55,903.10
  6. Step 6: Final answer
    x = 77,439.45

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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.