Home / 53,715.02-74,146.71-46,130.90

Finding the Fourth Proportional to 53,715.02, 74,146.71 and 46,130.90

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Solution

The fourth proportional to 53,715.02, 74,146.71 and 46,130.90 is: 63,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.02 : 74,146.71 = 46,130.90 : x
  2. Step 2: Convert to fraction form
    53,715.02/74,146.71 = 46,130.90/x
  3. Step 3: Cross multiply
    53,715.02x = 74,146.71 × 46,130.90
  4. Step 4: Simplify right side
    53,715.02x = 3,420,454,464.34
  5. Step 5: Solve for x
    x = 3,420,454,464.34/53,715.02
  6. Step 6: Final answer
    x = 63,677.80

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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.