Home / 152,386.04-210,283.48-84,398.94

Finding the Fourth Proportional to 152,386.04, 210,283.48 and 84,398.94

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Solution

The fourth proportional to 152,386.04, 210,283.48 and 84,398.94 is: 116,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,386.04 : 210,283.48 = 84,398.94 : x
  2. Step 2: Convert to fraction form
    152,386.04/210,283.48 = 84,398.94/x
  3. Step 3: Cross multiply
    152,386.04x = 210,283.48 × 84,398.94
  4. Step 4: Simplify right side
    152,386.04x = 17,747,702,811.51
  5. Step 5: Solve for x
    x = 17,747,702,811.51/152,386.04
  6. Step 6: Final answer
    x = 116,465.41

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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.