Home / 152,263.07-210,117.76-84,283.01

Finding the Fourth Proportional to 152,263.07, 210,117.76 and 84,283.01

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Solution

The fourth proportional to 152,263.07, 210,117.76 and 84,283.01 is: 116,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,263.07 : 210,117.76 = 84,283.01 : x
  2. Step 2: Convert to fraction form
    152,263.07/210,117.76 = 84,283.01/x
  3. Step 3: Cross multiply
    152,263.07x = 210,117.76 × 84,283.01
  4. Step 4: Simplify right side
    152,263.07x = 17,709,356,216.67
  5. Step 5: Solve for x
    x = 17,709,356,216.67/152,263.07
  6. Step 6: Final answer
    x = 116,307.63

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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.