Home / 53,713.02-74,143.95-46,128.90

Finding the Fourth Proportional to 53,713.02, 74,143.95 and 46,128.90

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Solution

The fourth proportional to 53,713.02, 74,143.95 and 46,128.90 is: 63,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.02 : 74,143.95 = 46,128.90 : x
  2. Step 2: Convert to fraction form
    53,713.02/74,143.95 = 46,128.90/x
  3. Step 3: Cross multiply
    53,713.02x = 74,143.95 × 46,128.90
  4. Step 4: Simplify right side
    53,713.02x = 3,420,178,855.16
  5. Step 5: Solve for x
    x = 3,420,178,855.16/53,713.02
  6. Step 6: Final answer
    x = 63,675.04

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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.