Home / 52,556.80-78,835.20-48,582.40

Finding the Fourth Proportional to 52,556.80, 78,835.20 and 48,582.40

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Solution

The fourth proportional to 52,556.80, 78,835.20 and 48,582.40 is: 72,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,556.80 : 78,835.20 = 48,582.40 : x
  2. Step 2: Convert to fraction form
    52,556.80/78,835.20 = 48,582.40/x
  3. Step 3: Cross multiply
    52,556.80x = 78,835.20 × 48,582.40
  4. Step 4: Simplify right side
    52,556.80x = 3,830,003,220.48
  5. Step 5: Solve for x
    x = 3,830,003,220.48/52,556.80
  6. Step 6: Final answer
    x = 72,873.60

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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.