Home / 90,813.07-125,320.08-52,574.24

Finding the Fourth Proportional to 90,813.07, 125,320.08 and 52,574.24

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Solution

The fourth proportional to 90,813.07, 125,320.08 and 52,574.24 is: 72,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,813.07 : 125,320.08 = 52,574.24 : x
  2. Step 2: Convert to fraction form
    90,813.07/125,320.08 = 52,574.24/x
  3. Step 3: Cross multiply
    90,813.07x = 125,320.08 × 52,574.24
  4. Step 4: Simplify right side
    90,813.07x = 6,588,607,336.14
  5. Step 5: Solve for x
    x = 6,588,607,336.14/90,813.07
  6. Step 6: Final answer
    x = 72,551.31

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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.