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Finding the Fourth Proportional to 58,941.80, 88,412.70 and 35,613.80

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Solution

The fourth proportional to 58,941.80, 88,412.70 and 35,613.80 is: 53,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,941.80 : 88,412.70 = 35,613.80 : x
  2. Step 2: Convert to fraction form
    58,941.80/88,412.70 = 35,613.80/x
  3. Step 3: Cross multiply
    58,941.80x = 88,412.70 × 35,613.80
  4. Step 4: Simplify right side
    58,941.80x = 3,148,712,215.26
  5. Step 5: Solve for x
    x = 3,148,712,215.26/58,941.80
  6. Step 6: Final answer
    x = 53,420.70

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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.