Home / 63,439.72-87,547.50-35,147.08

Finding the Fourth Proportional to 63,439.72, 87,547.50 and 35,147.08

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Solution

The fourth proportional to 63,439.72, 87,547.50 and 35,147.08 is: 48,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,439.72 : 87,547.50 = 35,147.08 : x
  2. Step 2: Convert to fraction form
    63,439.72/87,547.50 = 35,147.08/x
  3. Step 3: Cross multiply
    63,439.72x = 87,547.50 × 35,147.08
  4. Step 4: Simplify right side
    63,439.72x = 3,077,038,986.30
  5. Step 5: Solve for x
    x = 3,077,038,986.30/63,439.72
  6. Step 6: Final answer
    x = 48,503.35

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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.