Home / 107,239.28-147,985.20-59,492.12

Finding the Fourth Proportional to 107,239.28, 147,985.20 and 59,492.12

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Solution

The fourth proportional to 107,239.28, 147,985.20 and 59,492.12 is: 82,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,239.28 : 147,985.20 = 59,492.12 : x
  2. Step 2: Convert to fraction form
    107,239.28/147,985.20 = 59,492.12/x
  3. Step 3: Cross multiply
    107,239.28x = 147,985.20 × 59,492.12
  4. Step 4: Simplify right side
    107,239.28x = 8,803,953,276.62
  5. Step 5: Solve for x
    x = 8,803,953,276.62/107,239.28
  6. Step 6: Final answer
    x = 82,096.35

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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.