Home / 77,851.02-116,349.91-56,835.31

Finding the Fourth Proportional to 77,851.02, 116,349.91 and 56,835.31

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Solution

The fourth proportional to 77,851.02, 116,349.91 and 56,835.31 is: 84,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,851.02 : 116,349.91 = 56,835.31 : x
  2. Step 2: Convert to fraction form
    77,851.02/116,349.91 = 56,835.31/x
  3. Step 3: Cross multiply
    77,851.02x = 116,349.91 × 56,835.31
  4. Step 4: Simplify right side
    77,851.02x = 6,612,783,203.32
  5. Step 5: Solve for x
    x = 6,612,783,203.32/77,851.02
  6. Step 6: Final answer
    x = 84,941.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.