Home / 113,030.97-155,985.54-62,048.76

Finding the Fourth Proportional to 113,030.97, 155,985.54 and 62,048.76

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Solution

The fourth proportional to 113,030.97, 155,985.54 and 62,048.76 is: 85,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,030.97 : 155,985.54 = 62,048.76 : x
  2. Step 2: Convert to fraction form
    113,030.97/155,985.54 = 62,048.76/x
  3. Step 3: Cross multiply
    113,030.97x = 155,985.54 × 62,048.76
  4. Step 4: Simplify right side
    113,030.97x = 9,678,709,334.93
  5. Step 5: Solve for x
    x = 9,678,709,334.93/113,030.97
  6. Step 6: Final answer
    x = 85,628.83

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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.