Home / 107,085.13-147,775.27-59,337.46

Finding the Fourth Proportional to 107,085.13, 147,775.27 and 59,337.46

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Solution

The fourth proportional to 107,085.13, 147,775.27 and 59,337.46 is: 81,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,085.13 : 147,775.27 = 59,337.46 : x
  2. Step 2: Convert to fraction form
    107,085.13/147,775.27 = 59,337.46/x
  3. Step 3: Cross multiply
    107,085.13x = 147,775.27 × 59,337.46
  4. Step 4: Simplify right side
    107,085.13x = 8,768,609,172.61
  5. Step 5: Solve for x
    x = 8,768,609,172.61/107,085.13
  6. Step 6: Final answer
    x = 81,884.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.