Home / 97,036.72-145,555.02-43,666.30

Finding the Fourth Proportional to 97,036.72, 145,555.02 and 43,666.30

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Solution

The fourth proportional to 97,036.72, 145,555.02 and 43,666.30 is: 65,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,036.72 : 145,555.02 = 43,666.30 : x
  2. Step 2: Convert to fraction form
    97,036.72/145,555.02 = 43,666.30/x
  3. Step 3: Cross multiply
    97,036.72x = 145,555.02 × 43,666.30
  4. Step 4: Simplify right side
    97,036.72x = 6,355,849,169.83
  5. Step 5: Solve for x
    x = 6,355,849,169.83/97,036.72
  6. Step 6: Final answer
    x = 65,499.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.