Home / 58,282.40-87,445.20-56,122.40

Finding the Fourth Proportional to 58,282.40, 87,445.20 and 56,122.40

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Solution

The fourth proportional to 58,282.40, 87,445.20 and 56,122.40 is: 84,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,282.40 : 87,445.20 = 56,122.40 : x
  2. Step 2: Convert to fraction form
    58,282.40/87,445.20 = 56,122.40/x
  3. Step 3: Cross multiply
    58,282.40x = 87,445.20 × 56,122.40
  4. Step 4: Simplify right side
    58,282.40x = 4,907,634,492.48
  5. Step 5: Solve for x
    x = 4,907,634,492.48/58,282.40
  6. Step 6: Final answer
    x = 84,204.40

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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.