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Finding the Fourth Proportional to 79,373.16, 109,526.99 and 47,541.24

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Solution

The fourth proportional to 79,373.16, 109,526.99 and 47,541.24 is: 65,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,373.16 : 109,526.99 = 47,541.24 : x
  2. Step 2: Convert to fraction form
    79,373.16/109,526.99 = 47,541.24/x
  3. Step 3: Cross multiply
    79,373.16x = 109,526.99 × 47,541.24
  4. Step 4: Simplify right side
    79,373.16x = 5,207,048,680.36
  5. Step 5: Solve for x
    x = 5,207,048,680.36/79,373.16
  6. Step 6: Final answer
    x = 65,602.13

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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.