Home / 90,673.86-125,094.08-52,426.40

Finding the Fourth Proportional to 90,673.86, 125,094.08 and 52,426.40

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Solution

The fourth proportional to 90,673.86, 125,094.08 and 52,426.40 is: 72,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,673.86 : 125,094.08 = 52,426.40 : x
  2. Step 2: Convert to fraction form
    90,673.86/125,094.08 = 52,426.40/x
  3. Step 3: Cross multiply
    90,673.86x = 125,094.08 × 52,426.40
  4. Step 4: Simplify right side
    90,673.86x = 6,558,232,275.71
  5. Step 5: Solve for x
    x = 6,558,232,275.71/90,673.86
  6. Step 6: Final answer
    x = 72,327.71

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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.