Home / 103,973.07-143,476.16-59,258.19

Finding the Fourth Proportional to 103,973.07, 143,476.16 and 59,258.19

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Solution

The fourth proportional to 103,973.07, 143,476.16 and 59,258.19 is: 81,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,973.07 : 143,476.16 = 59,258.19 : x
  2. Step 2: Convert to fraction form
    103,973.07/143,476.16 = 59,258.19/x
  3. Step 3: Cross multiply
    103,973.07x = 143,476.16 × 59,258.19
  4. Step 4: Simplify right side
    103,973.07x = 8,502,137,253.46
  5. Step 5: Solve for x
    x = 8,502,137,253.46/103,973.07
  6. Step 6: Final answer
    x = 81,772.49

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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.