Home / 70,440.10-97,244.76-47,899.42

Finding the Fourth Proportional to 70,440.10, 97,244.76 and 47,899.42

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Solution

The fourth proportional to 70,440.10, 97,244.76 and 47,899.42 is: 66,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,440.10 : 97,244.76 = 47,899.42 : x
  2. Step 2: Convert to fraction form
    70,440.10/97,244.76 = 47,899.42/x
  3. Step 3: Cross multiply
    70,440.10x = 97,244.76 × 47,899.42
  4. Step 4: Simplify right side
    70,440.10x = 4,657,967,602.04
  5. Step 5: Solve for x
    x = 4,657,967,602.04/70,440.10
  6. Step 6: Final answer
    x = 66,126.65

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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.