Home / 92,802.90-128,068.33-50,361.42

Finding the Fourth Proportional to 92,802.90, 128,068.33 and 50,361.42

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Solution

The fourth proportional to 92,802.90, 128,068.33 and 50,361.42 is: 69,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,802.90 : 128,068.33 = 50,361.42 : x
  2. Step 2: Convert to fraction form
    92,802.90/128,068.33 = 50,361.42/x
  3. Step 3: Cross multiply
    92,802.90x = 128,068.33 × 50,361.42
  4. Step 4: Simplify right side
    92,802.90x = 6,449,702,955.83
  5. Step 5: Solve for x
    x = 6,449,702,955.83/92,802.90
  6. Step 6: Final answer
    x = 69,498.94

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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.