Home / 152,715.93-210,740.69-84,732.13

Finding the Fourth Proportional to 152,715.93, 210,740.69 and 84,732.13

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Solution

The fourth proportional to 152,715.93, 210,740.69 and 84,732.13 is: 116,926.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,715.93 : 210,740.69 = 84,732.13 : x
  2. Step 2: Convert to fraction form
    152,715.93/210,740.69 = 84,732.13/x
  3. Step 3: Cross multiply
    152,715.93x = 210,740.69 × 84,732.13
  4. Step 4: Simplify right side
    152,715.93x = 17,856,506,354.59
  5. Step 5: Solve for x
    x = 17,856,506,354.59/152,715.93
  6. Step 6: Final answer
    x = 116,926.28

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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.