Home / 145,868.27-218,802.33-46,038.47

Finding the Fourth Proportional to 145,868.27, 218,802.33 and 46,038.47

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Solution

The fourth proportional to 145,868.27, 218,802.33 and 46,038.47 is: 69,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,868.27 : 218,802.33 = 46,038.47 : x
  2. Step 2: Convert to fraction form
    145,868.27/218,802.33 = 46,038.47/x
  3. Step 3: Cross multiply
    145,868.27x = 218,802.33 × 46,038.47
  4. Step 4: Simplify right side
    145,868.27x = 10,073,323,411.62
  5. Step 5: Solve for x
    x = 10,073,323,411.62/145,868.27
  6. Step 6: Final answer
    x = 69,057.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.