Home / 93,543.20-140,271.60-40,925.60

Finding the Fourth Proportional to 93,543.20, 140,271.60 and 40,925.60

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Solution

The fourth proportional to 93,543.20, 140,271.60 and 40,925.60 is: 61,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,543.20 : 140,271.60 = 40,925.60 : x
  2. Step 2: Convert to fraction form
    93,543.20/140,271.60 = 40,925.60/x
  3. Step 3: Cross multiply
    93,543.20x = 140,271.60 × 40,925.60
  4. Step 4: Simplify right side
    93,543.20x = 5,740,699,392.96
  5. Step 5: Solve for x
    x = 5,740,699,392.96/93,543.20
  6. Step 6: Final answer
    x = 61,369.50

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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.