Home / 60,011.02-90,073.03-30,450.07

Finding the Fourth Proportional to 60,011.02, 90,073.03 and 30,450.07

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Solution

The fourth proportional to 60,011.02, 90,073.03 and 30,450.07 is: 45,703.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,011.02 : 90,073.03 = 30,450.07 : x
  2. Step 2: Convert to fraction form
    60,011.02/90,073.03 = 30,450.07/x
  3. Step 3: Cross multiply
    60,011.02x = 90,073.03 × 30,450.07
  4. Step 4: Simplify right side
    60,011.02x = 2,742,730,068.61
  5. Step 5: Solve for x
    x = 2,742,730,068.61/60,011.02
  6. Step 6: Final answer
    x = 45,703.77

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1.5x scale

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.