Home / 104,955.04-157,443.66-38,401.12

Finding the Fourth Proportional to 104,955.04, 157,443.66 and 38,401.12

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Solution

The fourth proportional to 104,955.04, 157,443.66 and 38,401.12 is: 57,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,955.04 : 157,443.66 = 38,401.12 : x
  2. Step 2: Convert to fraction form
    104,955.04/157,443.66 = 38,401.12/x
  3. Step 3: Cross multiply
    104,955.04x = 157,443.66 × 38,401.12
  4. Step 4: Simplify right side
    104,955.04x = 6,046,012,880.90
  5. Step 5: Solve for x
    x = 6,046,012,880.90/104,955.04
  6. Step 6: Final answer
    x = 57,605.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.