Home / 58,271.20-87,406.80-34,885.60

Finding the Fourth Proportional to 58,271.20, 87,406.80 and 34,885.60

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Solution

The fourth proportional to 58,271.20, 87,406.80 and 34,885.60 is: 52,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,271.20 : 87,406.80 = 34,885.60 : x
  2. Step 2: Convert to fraction form
    58,271.20/87,406.80 = 34,885.60/x
  3. Step 3: Cross multiply
    58,271.20x = 87,406.80 × 34,885.60
  4. Step 4: Simplify right side
    58,271.20x = 3,049,238,662.08
  5. Step 5: Solve for x
    x = 3,049,238,662.08/58,271.20
  6. Step 6: Final answer
    x = 52,328.40

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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.