Home / 77,206.02-106,535.36-43,216.41

Finding the Fourth Proportional to 77,206.02, 106,535.36 and 43,216.41

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Solution

The fourth proportional to 77,206.02, 106,535.36 and 43,216.41 is: 59,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,206.02 : 106,535.36 = 43,216.41 : x
  2. Step 2: Convert to fraction form
    77,206.02/106,535.36 = 43,216.41/x
  3. Step 3: Cross multiply
    77,206.02x = 106,535.36 × 43,216.41
  4. Step 4: Simplify right side
    77,206.02x = 4,604,075,581.18
  5. Step 5: Solve for x
    x = 4,604,075,581.18/77,206.02
  6. Step 6: Final answer
    x = 59,633.63

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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.