Home / 53,981.61-74,438.10-46,453.47

Finding the Fourth Proportional to 53,981.61, 74,438.10 and 46,453.47

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Solution

The fourth proportional to 53,981.61, 74,438.10 and 46,453.47 is: 64,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.61 : 74,438.10 = 46,453.47 : x
  2. Step 2: Convert to fraction form
    53,981.61/74,438.10 = 46,453.47/x
  3. Step 3: Cross multiply
    53,981.61x = 74,438.10 × 46,453.47
  4. Step 4: Simplify right side
    53,981.61x = 3,457,908,045.21
  5. Step 5: Solve for x
    x = 3,457,908,045.21/53,981.61
  6. Step 6: Final answer
    x = 64,057.15

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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.