Home / 144,381.88-216,547.98-39,209.32

Finding the Fourth Proportional to 144,381.88, 216,547.98 and 39,209.32

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Solution

The fourth proportional to 144,381.88, 216,547.98 and 39,209.32 is: 58,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,381.88 : 216,547.98 = 39,209.32 : x
  2. Step 2: Convert to fraction form
    144,381.88/216,547.98 = 39,209.32/x
  3. Step 3: Cross multiply
    144,381.88x = 216,547.98 × 39,209.32
  4. Step 4: Simplify right side
    144,381.88x = 8,490,699,043.17
  5. Step 5: Solve for x
    x = 8,490,699,043.17/144,381.88
  6. Step 6: Final answer
    x = 58,807.23

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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.