Home / 56,075.68-77,389.72-41,903.92

Finding the Fourth Proportional to 56,075.68, 77,389.72 and 41,903.92

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Solution

The fourth proportional to 56,075.68, 77,389.72 and 41,903.92 is: 57,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,075.68 : 77,389.72 = 41,903.92 : x
  2. Step 2: Convert to fraction form
    56,075.68/77,389.72 = 41,903.92/x
  3. Step 3: Cross multiply
    56,075.68x = 77,389.72 × 41,903.92
  4. Step 4: Simplify right side
    56,075.68x = 3,242,932,635.70
  5. Step 5: Solve for x
    x = 3,242,932,635.70/56,075.68
  6. Step 6: Final answer
    x = 57,831.36

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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.