Home / 56,136.30-84,301.65-54,386.70

Finding the Fourth Proportional to 56,136.30, 84,301.65 and 54,386.70

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Solution

The fourth proportional to 56,136.30, 84,301.65 and 54,386.70 is: 81,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.30 : 84,301.65 = 54,386.70 : x
  2. Step 2: Convert to fraction form
    56,136.30/84,301.65 = 54,386.70/x
  3. Step 3: Cross multiply
    56,136.30x = 84,301.65 × 54,386.70
  4. Step 4: Simplify right side
    56,136.30x = 4,584,888,548.06
  5. Step 5: Solve for x
    x = 4,584,888,548.06/56,136.30
  6. Step 6: Final answer
    x = 81,674.22

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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.