Home / 52,130.40-71,920.53-34,235.34

Finding the Fourth Proportional to 52,130.40, 71,920.53 and 34,235.34

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Solution

The fourth proportional to 52,130.40, 71,920.53 and 34,235.34 is: 47,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130.40 : 71,920.53 = 34,235.34 : x
  2. Step 2: Convert to fraction form
    52,130.40/71,920.53 = 34,235.34/x
  3. Step 3: Cross multiply
    52,130.40x = 71,920.53 × 34,235.34
  4. Step 4: Simplify right side
    52,130.40x = 2,462,223,797.53
  5. Step 5: Solve for x
    x = 2,462,223,797.53/52,130.40
  6. Step 6: Final answer
    x = 47,232.01

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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.