Home / 64,285.41-88,710.89-35,603.13

Finding the Fourth Proportional to 64,285.41, 88,710.89 and 35,603.13

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Solution

The fourth proportional to 64,285.41, 88,710.89 and 35,603.13 is: 49,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285.41 : 88,710.89 = 35,603.13 : x
  2. Step 2: Convert to fraction form
    64,285.41/88,710.89 = 35,603.13/x
  3. Step 3: Cross multiply
    64,285.41x = 88,710.89 × 35,603.13
  4. Step 4: Simplify right side
    64,285.41x = 3,158,384,838.40
  5. Step 5: Solve for x
    x = 3,158,384,838.40/64,285.41
  6. Step 6: Final answer
    x = 49,130.67

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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.