Home / 48,457.60-72,686.40-41,459.20

Finding the Fourth Proportional to 48,457.60, 72,686.40 and 41,459.20

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Solution

The fourth proportional to 48,457.60, 72,686.40 and 41,459.20 is: 62,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,457.60 : 72,686.40 = 41,459.20 : x
  2. Step 2: Convert to fraction form
    48,457.60/72,686.40 = 41,459.20/x
  3. Step 3: Cross multiply
    48,457.60x = 72,686.40 × 41,459.20
  4. Step 4: Simplify right side
    48,457.60x = 3,013,519,994.88
  5. Step 5: Solve for x
    x = 3,013,519,994.88/48,457.60
  6. Step 6: Final answer
    x = 62,188.80

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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.