Home / 64,897.08-89,549.10-39,741.24

Finding the Fourth Proportional to 64,897.08, 89,549.10 and 39,741.24

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Solution

The fourth proportional to 64,897.08, 89,549.10 and 39,741.24 is: 54,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897.08 : 89,549.10 = 39,741.24 : x
  2. Step 2: Convert to fraction form
    64,897.08/89,549.10 = 39,741.24/x
  3. Step 3: Cross multiply
    64,897.08x = 89,549.10 × 39,741.24
  4. Step 4: Simplify right side
    64,897.08x = 3,558,792,274.88
  5. Step 5: Solve for x
    x = 3,558,792,274.88/64,897.08
  6. Step 6: Final answer
    x = 54,837.48

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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.