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Finding the Fourth Proportional to 94,697.72, 130,683.60 and 52,259.12

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Solution

The fourth proportional to 94,697.72, 130,683.60 and 52,259.12 is: 72,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,697.72 : 130,683.60 = 52,259.12 : x
  2. Step 2: Convert to fraction form
    94,697.72/130,683.60 = 52,259.12/x
  3. Step 3: Cross multiply
    94,697.72x = 130,683.60 × 52,259.12
  4. Step 4: Simplify right side
    94,697.72x = 6,829,409,934.43
  5. Step 5: Solve for x
    x = 6,829,409,934.43/94,697.72
  6. Step 6: Final answer
    x = 72,118.00

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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.