Home / 63,698.40-95,547.60-40,351.20

Finding the Fourth Proportional to 63,698.40, 95,547.60 and 40,351.20

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Solution

The fourth proportional to 63,698.40, 95,547.60 and 40,351.20 is: 60,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,698.40 : 95,547.60 = 40,351.20 : x
  2. Step 2: Convert to fraction form
    63,698.40/95,547.60 = 40,351.20/x
  3. Step 3: Cross multiply
    63,698.40x = 95,547.60 × 40,351.20
  4. Step 4: Simplify right side
    63,698.40x = 3,855,460,317.12
  5. Step 5: Solve for x
    x = 3,855,460,317.12/63,698.40
  6. Step 6: Final answer
    x = 60,526.80

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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.