Home / 101,477.04-152,190.88-42,280.40

Finding the Fourth Proportional to 101,477.04, 152,190.88 and 42,280.40

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Solution

The fourth proportional to 101,477.04, 152,190.88 and 42,280.40 is: 63,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,477.04 : 152,190.88 = 42,280.40 : x
  2. Step 2: Convert to fraction form
    101,477.04/152,190.88 = 42,280.40/x
  3. Step 3: Cross multiply
    101,477.04x = 152,190.88 × 42,280.40
  4. Step 4: Simplify right side
    101,477.04x = 6,434,691,282.75
  5. Step 5: Solve for x
    x = 6,434,691,282.75/101,477.04
  6. Step 6: Final answer
    x = 63,410.32

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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.