Home / 70,935.48-97,887.15-39,098.16

Finding the Fourth Proportional to 70,935.48, 97,887.15 and 39,098.16

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Solution

The fourth proportional to 70,935.48, 97,887.15 and 39,098.16 is: 53,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.48 : 97,887.15 = 39,098.16 : x
  2. Step 2: Convert to fraction form
    70,935.48/97,887.15 = 39,098.16/x
  3. Step 3: Cross multiply
    70,935.48x = 97,887.15 × 39,098.16
  4. Step 4: Simplify right side
    70,935.48x = 3,827,207,452.64
  5. Step 5: Solve for x
    x = 3,827,207,452.64/70,935.48
  6. Step 6: Final answer
    x = 53,953.36

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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.