Home / 52,354.08-78,880.50-47,362.32

Finding the Fourth Proportional to 52,354.08, 78,880.50 and 47,362.32

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Solution

The fourth proportional to 52,354.08, 78,880.50 and 47,362.32 is: 71,359.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,354.08 : 78,880.50 = 47,362.32 : x
  2. Step 2: Convert to fraction form
    52,354.08/78,880.50 = 47,362.32/x
  3. Step 3: Cross multiply
    52,354.08x = 78,880.50 × 47,362.32
  4. Step 4: Simplify right side
    52,354.08x = 3,735,963,482.76
  5. Step 5: Solve for x
    x = 3,735,963,482.76/52,354.08
  6. Step 6: Final answer
    x = 71,359.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.