Home / 87,263.04-130,773.46-39,762.05

Finding the Fourth Proportional to 87,263.04, 130,773.46 and 39,762.05

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Solution

The fourth proportional to 87,263.04, 130,773.46 and 39,762.05 is: 59,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,263.04 : 130,773.46 = 39,762.05 : x
  2. Step 2: Convert to fraction form
    87,263.04/130,773.46 = 39,762.05/x
  3. Step 3: Cross multiply
    87,263.04x = 130,773.46 × 39,762.05
  4. Step 4: Simplify right side
    87,263.04x = 5,199,820,855.19
  5. Step 5: Solve for x
    x = 5,199,820,855.19/87,263.04
  6. Step 6: Final answer
    x = 59,587.89

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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.