Home / 90,278.91-124,574.28-52,038.01

Finding the Fourth Proportional to 90,278.91, 124,574.28 and 52,038.01

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Solution

The fourth proportional to 90,278.91, 124,574.28 and 52,038.01 is: 71,806.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,278.91 : 124,574.28 = 52,038.01 : x
  2. Step 2: Convert to fraction form
    90,278.91/124,574.28 = 52,038.01/x
  3. Step 3: Cross multiply
    90,278.91x = 124,574.28 × 52,038.01
  4. Step 4: Simplify right side
    90,278.91x = 6,482,597,628.38
  5. Step 5: Solve for x
    x = 6,482,597,628.38/90,278.91
  6. Step 6: Final answer
    x = 71,806.33

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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.