Home / 70,337.57-97,073.64-40,130.34

Finding the Fourth Proportional to 70,337.57, 97,073.64 and 40,130.34

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Solution

The fourth proportional to 70,337.57, 97,073.64 and 40,130.34 is: 55,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,337.57 : 97,073.64 = 40,130.34 : x
  2. Step 2: Convert to fraction form
    70,337.57/97,073.64 = 40,130.34/x
  3. Step 3: Cross multiply
    70,337.57x = 97,073.64 × 40,130.34
  4. Step 4: Simplify right side
    70,337.57x = 3,895,597,814.21
  5. Step 5: Solve for x
    x = 3,895,597,814.21/70,337.57
  6. Step 6: Final answer
    x = 55,384.31

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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.