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Finding the Fourth Proportional to 46,480.50, 69,973.65 and 42,347.07

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Solution

The fourth proportional to 46,480.50, 69,973.65 and 42,347.07 is: 63,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480.50 : 69,973.65 = 42,347.07 : x
  2. Step 2: Convert to fraction form
    46,480.50/69,973.65 = 42,347.07/x
  3. Step 3: Cross multiply
    46,480.50x = 69,973.65 × 42,347.07
  4. Step 4: Simplify right side
    46,480.50x = 2,963,179,054.71
  5. Step 5: Solve for x
    x = 2,963,179,054.71/46,480.50
  6. Step 6: Final answer
    x = 63,751.02

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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.