Home / 119,307.04-164,641.94-64,857.40

Finding the Fourth Proportional to 119,307.04, 164,641.94 and 64,857.40

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Solution

The fourth proportional to 119,307.04, 164,641.94 and 64,857.40 is: 89,502.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,307.04 : 164,641.94 = 64,857.40 : x
  2. Step 2: Convert to fraction form
    119,307.04/164,641.94 = 64,857.40/x
  3. Step 3: Cross multiply
    119,307.04x = 164,641.94 × 64,857.40
  4. Step 4: Simplify right side
    119,307.04x = 10,678,247,666.68
  5. Step 5: Solve for x
    x = 10,678,247,666.68/119,307.04
  6. Step 6: Final answer
    x = 89,502.24

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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.