Home / 371,734.08-557,604-91,253.76

Finding the Fourth Proportional to 371,734.08, 557,604 and 91,253.76

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Solution

The fourth proportional to 371,734.08, 557,604 and 91,253.76 is: 136,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,734.08 : 557,604 = 91,253.76 : x
  2. Step 2: Convert to fraction form
    371,734.08/557,604 = 91,253.76/x
  3. Step 3: Cross multiply
    371,734.08x = 557,604 × 91,253.76
  4. Step 4: Simplify right side
    371,734.08x = 50,883,461,591.04
  5. Step 5: Solve for x
    x = 50,883,461,591.04/371,734.08
  6. Step 6: Final answer
    x = 136,881.35

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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.