Home / 52,146.79-78,130.78-35,017.57

Finding the Fourth Proportional to 52,146.79, 78,130.78 and 35,017.57

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Solution

The fourth proportional to 52,146.79, 78,130.78 and 35,017.57 is: 52,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.79 : 78,130.78 = 35,017.57 : x
  2. Step 2: Convert to fraction form
    52,146.79/78,130.78 = 35,017.57/x
  3. Step 3: Cross multiply
    52,146.79x = 78,130.78 × 35,017.57
  4. Step 4: Simplify right side
    52,146.79x = 2,735,950,344.46
  5. Step 5: Solve for x
    x = 2,735,950,344.46/52,146.79
  6. Step 6: Final answer
    x = 52,466.32

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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.