Home / 302,263.85-453,421.16-91,903.61

Finding the Fourth Proportional to 302,263.85, 453,421.16 and 91,903.61

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Solution

The fourth proportional to 302,263.85, 453,421.16 and 91,903.61 is: 137,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,263.85 : 453,421.16 = 91,903.61 : x
  2. Step 2: Convert to fraction form
    302,263.85/453,421.16 = 91,903.61/x
  3. Step 3: Cross multiply
    302,263.85x = 453,421.16 × 91,903.61
  4. Step 4: Simplify right side
    302,263.85x = 41,671,041,454.39
  5. Step 5: Solve for x
    x = 41,671,041,454.39/302,263.85
  6. Step 6: Final answer
    x = 137,863.13

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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.