Home / 52,329.16-78,528.30-31,253.68

Finding the Fourth Proportional to 52,329.16, 78,528.30 and 31,253.68

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Solution

The fourth proportional to 52,329.16, 78,528.30 and 31,253.68 is: 46,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,329.16 : 78,528.30 = 31,253.68 : x
  2. Step 2: Convert to fraction form
    52,329.16/78,528.30 = 31,253.68/x
  3. Step 3: Cross multiply
    52,329.16x = 78,528.30 × 31,253.68
  4. Step 4: Simplify right side
    52,329.16x = 2,454,298,359.14
  5. Step 5: Solve for x
    x = 2,454,298,359.14/52,329.16
  6. Step 6: Final answer
    x = 46,901.16

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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.