Home / 70,557.09-97,334.10-51,407.07

Finding the Fourth Proportional to 70,557.09, 97,334.10 and 51,407.07

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Solution

The fourth proportional to 70,557.09, 97,334.10 and 51,407.07 is: 70,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,557.09 : 97,334.10 = 51,407.07 : x
  2. Step 2: Convert to fraction form
    70,557.09/97,334.10 = 51,407.07/x
  3. Step 3: Cross multiply
    70,557.09x = 97,334.10 × 51,407.07
  4. Step 4: Simplify right side
    70,557.09x = 5,003,660,892.09
  5. Step 5: Solve for x
    x = 5,003,660,892.09/70,557.09
  6. Step 6: Final answer
    x = 70,916.49

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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.