Home / 130,834.89-196,127.78-42,026.13

Finding the Fourth Proportional to 130,834.89, 196,127.78 and 42,026.13

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Solution

The fourth proportional to 130,834.89, 196,127.78 and 42,026.13 is: 62,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,834.89 : 196,127.78 = 42,026.13 : x
  2. Step 2: Convert to fraction form
    130,834.89/196,127.78 = 42,026.13/x
  3. Step 3: Cross multiply
    130,834.89x = 196,127.78 × 42,026.13
  4. Step 4: Simplify right side
    130,834.89x = 8,242,491,368.76
  5. Step 5: Solve for x
    x = 8,242,491,368.76/130,834.89
  6. Step 6: Final answer
    x = 62,999.18

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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.