Home / 56,136.08-77,480.80-37,019.30

Finding the Fourth Proportional to 56,136.08, 77,480.80 and 37,019.30

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Solution

The fourth proportional to 56,136.08, 77,480.80 and 37,019.30 is: 51,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.08 : 77,480.80 = 37,019.30 : x
  2. Step 2: Convert to fraction form
    56,136.08/77,480.80 = 37,019.30/x
  3. Step 3: Cross multiply
    56,136.08x = 77,480.80 × 37,019.30
  4. Step 4: Simplify right side
    56,136.08x = 2,868,284,499.49
  5. Step 5: Solve for x
    x = 2,868,284,499.49/56,136.08
  6. Step 6: Final answer
    x = 51,095.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.